[n] (usually in the plural) leather leggings without a seat; joined by a belt; often have flared outer flaps; worn over trousers by cowboys to protect their legs
[n] a crack in a lip caused usually by cold
[n] a boy or man; "that chap is your host"; "there's a fellow at the door"; "he's a likable cuss"
[n] a long narrow depression in a surface
[v] crack due to dehydration, as of skin or lips; "My lips chap in this dry weather"
blighter, crack, cranny, crevice, cuss, fella, feller, fellow, fissure, gent, lad