Having a conversation in American Sign Language involves much more than memorizing individual signs. ASL has its own grammar, sentence structure, and social rules that differ significantly from spoken English. Understanding these elements is what separates stringing signs together from actually communicating fluently.
ASL Sentence Structure Is Not English
The biggest adjustment for English speakers learning ASL is word order. English follows a subject-verb-object pattern: “I like candy.” ASL frequently uses a topic-comment structure, which often looks like object-subject-verb: CANDY ME LIKE. The topic (what you’re talking about) comes first, followed by your comment about it.
Time references go at the beginning of a sentence to set the context. Where an English speaker would say “Yesterday, I went to the store,” an ASL signer would sign YESTERDAY STORE ME GO. This pattern of placing time first, then the topic, then the comment carries through most ASL conversations. Once you internalize this order, your signing will look and feel far more natural to Deaf signers than if you follow English grammar sign-for-sign.
Facial Expressions Are Grammar
In ASL, your face does work that tone of voice does in English. This isn’t optional or decorative. Facial expressions carry grammatical meaning, and signing without them is like speaking in a monotone mumble.
The clearest example is how questions work. When you ask a yes-or-no question, you raise your eyebrows. When you ask a WH-question (who, what, where, when, why, how), you lower your eyebrows. Getting this wrong can make your sentence look like a statement instead of a question, or signal the wrong type of question entirely. Practice these expressions in a mirror until they feel automatic.
Starting a Conversation
The sign for “hello” starts with your hand at your forehead, fingers extended and thumb touching your palm, then moves forward in a motion similar to a salute. From there, common conversation starters include HOW YOU? (How are you?) and signs for introducing yourself by fingerspelling your name.
Before you can start signing with someone, though, you need to get their attention. There are three respectful ways to do this: wave your hand within their field of vision (not too close to their face), gently tap their shoulder, or knock on a shared surface like a table or desk. The vibration carries through furniture and even wooden floors. All three are considered polite in Deaf culture. Shouting or grabbing someone’s arm is not.
The Signing Space
ASL conversations happen within a defined physical area called the signing space. This three-dimensional zone extends from your waist to your forehead, out in front of your body. Keeping your signs within this box makes them easy to read. Signs that drift too low, too high, or too far to the side become harder for the other person to follow, especially in fast conversation.
This space also has a functional purpose beyond visibility. Signers use specific locations within it to represent people, places, or things they’ve referenced. Once you “place” a concept on one side of your signing space, you can refer back to it by pointing or signing in that direction. This spatial referencing system is one of ASL’s most powerful features and has no real equivalent in English.
Eye Contact and Visual Attention
Maintaining eye contact during an ASL conversation is essential. In spoken English, you can look away while listening because your ears still work. In ASL, looking away is the equivalent of plugging your ears mid-sentence. Your eyes need to stay on the signer’s face, using your peripheral vision to catch hand movements. This feels intense for hearing people at first, but it becomes natural with practice.
Showing You’re Listening
In spoken conversations, you signal engagement with sounds like “uh huh” and “yeah.” ASL has its own version of this. Research on signed conversations found that signers use a mix of manual and non-manual responses to show they’re following along. These include nodding, the sign YES, a “palms up” gesture, smiling, widened eyes, and shifts in body posture. About 20% of these feedback signals in one study were manual signs, while the rest were facial expressions and head movements.
These responses matter. Without them, the signer has no way to know if you’re understanding, agreeing, or confused. Staying stone-faced while someone signs to you sends the same signal as dead silence on a phone call.
When to Fingerspell
Fingerspelling, where you spell out English words letter by letter using the manual alphabet, fills specific roles in ASL conversation. It’s used for proper nouns like people’s names and place names, acronyms and abbreviations (like N-A-D for the National Association of the Deaf, or state abbreviations like O-K-L-A for Oklahoma), short English words like O-K or S-O, foreign words, and vocabulary you don’t know the sign for.
Fingerspelling isn’t just a backup system for missing signs, though. Deaf signers use it as a natural part of their language even when equivalent signs exist. Some commonly fingerspelled words never get replaced by a dedicated sign because the fingerspelled version has become the standard. Signers also sometimes use fingerspelling to distinguish between related meanings. For example, the sign RENT can mean “to rent” as a verb, while fingerspelling R-E-N-T can refer specifically to the monthly payment.
Asking for Clarification
Every ASL learner needs a few rescue phrases for moments when the conversation moves too fast. Three essential ones are DON’T-UNDERSTAND, PLEASE SIGN AGAIN, and SIGN SLOW PLEASE. Using these is not rude. Deaf signers expect learners to ask for repetition and will generally slow down or rephrase without any irritation.
You can also ask specific WH-questions to narrow down what you missed. Signing WHAT with lowered eyebrows, or pointing to a specific sign and asking WHAT THAT?, helps the other person know exactly where you got lost rather than repeating everything from the beginning.
Putting It All Together
A natural ASL conversation combines all of these elements simultaneously. You’re structuring sentences in topic-comment order, using your eyebrows to mark questions, maintaining eye contact, providing visual feedback, fingerspelling when needed, and keeping your signs within the signing space. That sounds overwhelming on paper, but each piece becomes automatic with practice, the same way driving a car eventually stops requiring conscious thought about every individual action.
The most practical way to build conversational skill is to practice with Deaf signers rather than only studying from videos or textbooks. ASL is a living language shaped by its community, and the rhythm, pacing, and social norms of real conversation can only be learned through real interaction.