a punch in the mouth with a clenched fist.
A hard blow to the mouthor face: I feed him a knuckle sandwich/ You keep that up and you’re going to get a knuckle sandwich (1973+)
[nuhk-uh l] /ˈnʌk əl/ noun 1. a joint of a finger, especially one of the articulations of a metacarpal with a phalanx. 2. the rounded prominence of such a joint when the finger is bent. 3. a joint of meat, consisting of the parts about the carpal or tarsal joint of a quadruped. 4. an […]
- Knuckle up
verb phrase To fight with the fists; mix it up (1990s+ Teenagers)
[nuhl-ing] /ˈnʌl ɪŋ/ noun, Architecture. 1. a convex molding having a series of members separated by indentations, as a bead and reel.
[nur] /nɜr/ noun 1. a knotty or hard protuberance or growth, as on a tree. /nɜː/ noun 1. a knot or protuberance in a tree trunk or in wood