From Wiktionary, the free dictionary
Borrowed from Dutch klap.
klapu
- slap
klapu
- to slap (primarily on the face but also elsewhere)
- to hit to beat (a rug, etc)
- Wilner, John, editor (2003-2007), “klapu”, in Languages of Suriname, 5th edition, SIL International, Sranan-English Dictionary