What is Sloober-goober?
The soda and back wash mixture that is left in the rim of a soda can after a drink has been taken.
"Hey, can I get a sip of your soda?"...(GULP...GULP)."Thanks man!" ..."Dude! You left some sloober-goober in the rim, suck that shit up man!"
See soda, drink, spit, goop