Top Definition
A toothbrush in ones bathroom specifically for one-time overnight guests. The brush is presented as new, although has likely been used by previous overnight guests.
"Hey man, did you take that blonde home last night?"

"Yep, gave her the slutbrush, too"
by HeyDaveA October 02, 2012
its when a prostitute or promiscuous female perform oral sex to a gentleman in the motion of brushing her teeth useing his sperm as toothpaste flossing with pubic hair is (optional)

Its when a slut sucks your cock like she was brushing her teeth using ones cum as tooth paste
FUCK Dude ! My girlfriend gave me one hell of a slut brush last night !

She gives one hell of a slut brush
by willyblunt February 02, 2012
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