How to Sign “Open” in ASL – Baby Sign Language Guide

Learn the ASL sign for "open" — Start with two flat hands together, then open them apart. Visual diagrams, when to use it, and toddler-friendly versions.

BABY SIGN LANGUAGE • ROUTINES
Daily-routine sign

OPEN

Start with two flat hands together, then open them apart

spread! Start with two flat hands together, then open them apart Like opening a book or door
DIFFICULTY
Easy

TYPICAL AGE
12–16 months

HANDS
Two

MOVEMENT
Hands part

How to Sign “Open” Step by Step

The ASL sign for open start with two flat hands together, then open them apart — like opening a book or door.

1

Set your hands

Like opening a book or door. Get your hands into position before starting the motion.

2

Begin the motion

Start with two flat hands together, then open them apart.

3

Repeat twice

Repeat the motion two times so the sign reads clearly. That’s open.

Memory trick for parents: Picture the motion: like opening a book or door. The mime is the meaning.

When to Use the Sign for “Open” With Your Baby

Use the sign for open naturally throughout the day:

  • During the moments when open comes up in your routine
  • When reading books that feature open
  • Pair with more and please for early sentences

What Your Toddler’s Version Will Look Like

Expect a friendly approximation at first — refinement comes with practice:

  • A simplified one-handed version of the motion
  • Pointing at the thing and looking at you
  • A baby-babble approximation of “open”

If the gesture is consistent and means “open”, honor it — respond as if they said the word. The tidy adult version comes later.

Mistakes to avoid when modeling the sign

  • Don’t rush the motion — pause for eye contact before signing.
  • Keep the handshape consistent so baby can copy it.
  • Always say the word out loud while you sign — the pairing is what teaches.

Signs to Learn Next

Frequently Asked Questions

When can my baby copy the sign for open?

Most babies begin approximating this sign around 12–16 months. Honor any clear approximation as a real attempt.

What if my toddler uses a simpler version of open?

That’s exactly what you want at first — respond as if they signed it perfectly. The adult form will refine on its own with steady modeling.