musty duck 

When chowing vagina, the female scoots up slowly from vag to ass leaving a female duck butter from your nose to your chin

Chad was eating out his girlfriend and she gave him a musty duck.

musty duck by Bran November 26, 2017

mustybuck 

A nasty ass nigga whom thinks is on some next shit but in reality is on some bullshit. Smells like ass.

1.) "Yo Taj you a mustybuck ass nigga."
2.) "John you look like a mustybuck.

mustybuck by veryrare May 16, 2017