A friend whom you exchange oral sex with for pleasure or in some cases to satisfy a secret homosexual urge
A friend with whom you do cocain
A friend who you give oral sex to in exchange for cocain
Note: can be any combination of the three definitions
Me and ___ blew eachother yesterday but were not a thing, were just blowskis.
Me and my blowskis did cocain last night, just like every other night
I asked my blowski if he could hook me up eith some cocain in exchange for some dome