To recieve an erection. Usually admitted to a friend or loved one. As in to "pop"-a-"smurf"(wheras smurf can replace any noun)
BONER!!!
BONER!!!
by Chip Foster September 17, 2006
by Ohhh Donny June 15, 2007
An engorging penis.
by Whoa Nebster November 17, 2018