look up any word, like guncle:
 
2.
To give oral sex to a male
knock the top off eg:
Hey Rolfus, how did you go with that waitress?
" She knocked the top off "
by Bigwoody76 April 28, 2010

Words related to knock the top off

nok hair gel knock masturbation noc nock off pre ejaculation top
 
1.
Phrase used to describe to describe masturbating shortly before having sex in order to prolong intercourse; most effective after a long dry spell.
It's been a while since I got any so I had to knock the top off before we did it.
by Niki C January 12, 2006