Top definition
(noun) slang, off-color language of a man's seminal fluid, i.e. the substance a man ejaculates when he does.
Remember that girl I left the bar with last night? I left manplaster all over her ass then shoved her out the door naked!
by phillydrifter July 27, 2011
Get the mug
Get a manplaster mug for your grandma Rihanna.