To perspire around the area of the anus. Usually occurs between cheeks in temperate conditions or during excercise. More likely to occur in fat people.
Leads to loss of body fluids, resulting in the need for rehydration.
Has been known to leave an arse-shaped residue on plastic chairs, which may lead to public humiliation, social disintegration and polarisation. Be warned.
Alternative spelling; asspire
"Jesus bhoy, I've got some sweaty arse crack....You mean you're aspiring?....What? No, fuck off you cunt, I've just got a sweaty arse!....Do you aspire a lot? I bet you do, you fat lump of shit"