How do you sign “Understand” in ASL?
UNDERSTAND: UNDERSTAND in American Sign Language (ASL) means to grasp a meaning, and its negative appears just as often. The video and GIF below demonstrate the sign.


When do you use the sign UNDERSTAND?
UNDERSTAND is classroom survival vocabulary. Students use it to confirm they follow, and its negation to ask for a repeat. Checking comprehension is constant in cross-language conversation, so this sign works hard from the first week.
Lesson 17 of the challenge teaches it beside KNOW and THINK.
📖 UNDERSTAND is taught in Lesson 17 of ASL 101: Starting Out — Book 1 of the 216-Day Challenge →

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