Sweatin da barrel refers to a sex act which involves the use of a bucket or large bowl along with a set of strong lengthy fingers; preferably from a male
Bro I'm telling you, I got her sweatin da barrel and it was a gushy mess.
When a guy is constantly braging about another male preferably a male friend and what they have.
Guy one: Mike stay clean all the time he has money,nice car a house i wish i had that
Guy two: Man stop dick sweatin mike ugh get ya own dude!
When a very country low class woman gets turned on and her vagina becomes wet/moist.
Damn, that feller over there is so sexy he got my mule sweatin'.