A method of inhaling the contents of a bucket bong where, once the mouth has been placed over the end of the bottle, the bottle is pushed down into the water to compress the smoke and get a faster and easier hit.
"I'm gunna sink sum beer's and chill ou watching the footy."
"I sunk a 700ml Bottle of Bundaberg O.P."
"Make sure you don't sink the 8-ball when your trying that 'hit and hope' shit."
To sinks: The act of sobering up enough during a period of alcohol induced memory loss to realize that a fat chick is performing fellatio to said person, then immediately running out on the blowjob.
"So Dennis, I heard you got a pretty good blowjob from that whale last night."
"No man, I totally sinksed that ho and got out of there quick."