KNAP, noun nap. A protuberance; a swelling. [Little used. See Knob.] KNAP, verb transitive nap. [See Knab.] 1. To bite; to bite off; to break short. [Little used.] 2. To strike with a sharp noise. [Little used.] KNAP, verb intransitive nap. To make a short, sharp sound.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI