חפשו מילה כלשהי, כמו the eiffel tower:
 
1.
when some is slacking off or doing a bad job..
haha look at george being a slack nut no more weed for him it make him.. i think hes gay.... yeah look how hes fondaling mr.shanks over there..
מאת kksdjaj aas f a 1 בספטמבר, 2006
 
2.
Moronic, stupid or slow witted, derived from the phrase "as slack as a bag of nuts"
That kid is a complete slacknut!
מאת Giggles595 25 ביוני, 2010
 
3.
Nuts that are deprived of sexual intercourse therefore being "slacked" or "slacking".
Hey slacknuts, you aint got laid in months.
מאת Jerry Schlong 27 ביוני, 2006