lapper

About 0.01 uses per million words.

Meaning

noun One who laps liquid, who takes liquid in with the tongue.
noun Something (especially a race) that has a stated number of laps.
noun A competitor who is one lap behind another, in the same race, and hence physically in front.
noun One who wraps or folds.
noun A mechanism that overlaps material to make it thicker; a lapping cylinder or lapping machine.
noun A headsail that overlaps the mast.
verb To make a gentle splashing sound, as the sound of flowing water.