Dutch
Noun
knul m (plural knullen, diminutive knulletje n)
-  A crude boor, lout, sull; the diminutive often lacks the derogatory connotation
-  A dude, young guy
Derived terms
References
-  M. J. Koenen & J. Endepols, Verklarend Handwoordenboek der Nederlandse Taal (tevens Vreemde-woordentolk), Groningen, Wolters-Noordhoff, 1969 (26th edition) [Dutch dictionary in Dutch]