Dyldo Joseph Baggins's definitions
Intense, long sexual intercourse that results in sweating and soreness of the muscles just as P90X does.
Girl: "That was great...(breaths)"
Guy: "I know, this P90sex is a great workout, we should do it more often."
Guy: "I know, this P90sex is a great workout, we should do it more often."
by Dyldo Joseph Baggins November 16, 2011
Get the P90sexmug.