lapper

Short definition from Wiktionary

Noun

1. 1
   One who laps liquid, who takes liquid in with the tongue.
2. 2
   Something (especially a race) that has a stated number of laps.
3. 3
   A competitor who is one lap behind another, in the same race, and hence physically in front.
4. 4
   One who wraps or folds.
5. 5
   A mechanism that overlaps material to make it thicker; a lapping cylinder or lapping machine.
6. 6
   A headsail that overlaps the mast.

Verb

1. 1
   To make a gentle splashing sound, as the sound of flowing water.

Proper noun

1. 1
   A surname.