ˈ ̷ ̷ˌ ̷ ̷ noun
1. : an appendage to a handle (as of a vessel) to afford a hold for the thumb
2. : a part designed to be operated by the thumb or thumb and fingers: as
a. : a small inside knob for a night latch
b. : a small knob or button to operate a catch (as on a bracelet)
3. dialect : a small amount of food