I. ˈnapə(r) noun
( -s )
Etymology: nap (I) + -er
1. : one that takes a nap : one given to napping
2. slang Britain : head
had come within an ace of copping me on the napper — P.G.Wodehouse
nearly laughed his napper off — Emlyn Williams
gone off his napper at last — William Sansom
II. noun
( -s )
Etymology: nap (IV) + -er
: one that naps cloth
III.
variant of knapper