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1.
When you're doing a shit and getting a blow job from someone at the same time.
Dude, this chick totally wanted to give me a blowgan!

*In dedication to Cube*
by Joori September 13, 2010
 
2.
it is used in sex in eurpoe. a blowgan is 69 but the guy pops her cherry with his tounge and it starts to bleed then he gets so freaked out he pisses in her mouth.
you want to have a blowgan?
by shut the hell up August 28, 2008
 
3.
Blowgan is a female named, brogan that blows any guy she can.
On your knees BLOWGAN!
by <3katie much love March 04, 2005