The viscous, detestable discharge that signals the end of a woman's menstruation cycle. Also tends to be a fair-weather Pittsburgh fan. See also: douche sandwich.
1.) Aw, disgusting! That girl just left some Lenny on the toilet seat.
A pervert, usually of male gender. This insult was derived from what is known on the Internet as the Lenny face, known internationally as a pervert. He is known as a pervert, because the emoticon is as follows: ( ͡° ͜ʖ ͡°)