Definition: A male child or young man.
The origin of this onomatopoeic sign came from a grasp of the brim of the cap in the old days.
Pronunciation/articulation: Dominant "flat O" handshape (palm orientation facing the left side) tapping twice in front of the forehead.
Origin/etymology: "A sign borrowed from French sign language which originated in olden days, when boys wore 'caps' as part of their standard school uniforms." -- Lyn J. Wiley via email, May 2015.
First 100 words.
As you feel more comfortable with the first few hundreds of ASL signs, progress further with your vocabulary and learn signing more.