the sexual acrobatic super move of completing a double blumpkin by 69ing and simultaneously shitting.
*Warning*: NOT for recommended for novices.
Billy: Hey, can you give me a blumpkin?
Jill: Only if you give me one too!
(Both begin to chant, beginning in a soft whisper, and slowly building in volume and frenzy): BLUMP TO BLUMP!, BLUMP TO BLUMP!, BLUMP TO BLUMP!
Adj, To hump a girl whilst she is on her period, using the blood as lubricant.
e.g harry was blumping sally while she was on her rags. Her menstrual blood made for a good cheap lubricant
recieving a blow job, while taking a dump.
My bitch gave me a blump last night. It was good.
The act of giving someone a blumpkin
Girl 1: Hey have you met that guy?
Girl 2: Yeah, the other week I was blumping him!
When something SUCKS! When you find out about it, it ruins your day
God damn bro is it just me or is RC blump at soccer?
Someone who can’t hang; passes out too early, quits the party to early
“Hey is so n so coming to the party tonight?” “Nah, he can’t hang, he’s a blump”