Technique commonly used by free divers where a person sucks the air from a woman's vagina while underwater. This is also regularly taught as a survival technique if driving a vehicle into a body of water with a female passenger.
by CATFOOODS January 31, 2012

Coming from the words "reef" a shortened term for reefer, or marijuana, and "deef" meaning to do something stupidly.
Meaning "to smoke marijuana stupidly"
Meaning "to smoke marijuana stupidly"
"We smoked the reef-a-deef in my dorm and got caught by the RA, housing manager, and two cops. But at least we got to meet Randy"
by stephnsammie January 29, 2007

by zxcraous February 11, 2014

by mimisharmony May 10, 2011

One who pretends to have a reef to gain friends and community. Generally a reef fag. See also Reef Fairy
by xl0 June 30, 2005

What the f*ck are those Reef Backs. Said Sean Terrified before he realized that those giant animals will be his best friends ever.
by xXmcfifaXx February 25, 2018

by coco biotches 69 March 15, 2011
