How to Sign "Hai"

To sign "hai" (hi), raise your dominant hand to about shoulder or head height with your palm facing forward. Keep your fingers together and pointing upward. Give a small, friendly wave by moving your hand slightly side-to-side from the wrist.

Examples Using "Hai" in a Sentence

1

Hai, how are you?

Start with the casual, friendly wave for "hai," then smoothly transition into signing "how are you" while maintaining a welcoming facial expression and slightly furrowing your eyebrows for the question.

2

Hai! It is so nice to meet you.

Give a quick, cheerful wave for "hai," followed by the signs for "nice" and "meet you." Make sure to keep a warm smile throughout the greeting to show your enthusiasm.

3

Oh, hai! I didn't see you there.

Use a slightly surprised but happy facial expression while waving for "hai." Then, point to yourself and sign "didn't see" to complete the casual, conversational thought.

How to Sign "Hai"
To sign "hai" (hi), raise your dominant hand to about shoulder or head height with your palm facing forward. Keep your fingers together and pointing upward. Give a small, friendly wave by moving your hand slightly side-to-side from the wrist.
Visual Logic(Etymology)
This sign is highly iconic and borrows directly from the universal human gesture for greeting someone. Waving an open, empty hand has been used across countless cultures for centuries to show friendliness, peaceful intentions, and to acknowledge someone's presence, which naturally translated into ASL as a casual greeting.
Signing Tips
Keep the motion relaxed and natural. Since "hai" is a casual greeting, your facial expression is just as important as your hands—a warm smile goes a long way! Don't make the wave too stiff or robotic; a gentle side-to-side motion from the wrist is perfect for a friendly, everyday hello.
Common Mistakes
A common mistake is making the wave too large, stiff, or aggressive, which can look like you are trying to flag someone down from a distance rather than just saying a casual "hi." Another frequent error for beginners is forgetting to smile, as facial expressions are a crucial part of setting the tone in ASL.
Regional Variations
This sign is widely used and understood across the ASL community with minimal regional variation.
Examples Using "Hai" in a Sentence
1

Hai, how are you?

Start with the casual, friendly wave for "hai," then smoothly transition into signing "how are you" while maintaining a welcoming facial expression and slightly furrowing your eyebrows for the question.

2

Hai! It is so nice to meet you.

Give a quick, cheerful wave for "hai," followed by the signs for "nice" and "meet you." Make sure to keep a warm smile throughout the greeting to show your enthusiasm.

3

Oh, hai! I didn't see you there.

Use a slightly surprised but happy facial expression while waving for "hai." Then, point to yourself and sign "didn't see" to complete the casual, conversational thought.

Frequently Asked Questions
Is there a difference between signing "hi" and "hello" in ASL?

Yes! "Hello" is often signed a bit more formally by bringing the hand from the side of the forehead outward, similar to a crisp salute. "Hai" or "hi" is usually just a casual, relaxed wave, exactly as shown in the video.

Do I have to use my right hand to sign this?

Not at all! You should always use your dominant hand for one-handed signs. If you are left-handed, simply raise your left hand and give a friendly wave. Consistency with your dominant hand is key.

Can I use this exact wave to say goodbye?

While the waving motion is very similar, saying "goodbye" usually involves a slightly different style of wave. Goodbye is often signed by flapping the fingers down toward the palm repeatedly, whereas "hai" is a side-to-side wave.

ASL is a beautiful, expressive language. Practice regularly and have fun!