An ability used by Shade of Aran in the game World of Warcraft. It prevents raid members from moving since any moving during flame wreath will basically result into the raid blowing up. Blizzard in their great wisdom has also made it so that as of now the blowing up can be triggered by snakes from snake trap or by a mage's water elemental etc. etc.

When someone inserts an obscene joke into an otherwise innocent conversation, usually with the point of highlighting their sexual prowess and worldly experience at the expense of others.

the furry area that surrounds the butt hole, that is in the shape of a wreath

When you take a shit and it coils around the bowl into a neat circle.

A "meat wreath" is the ring of shit around a dick after it fucks an asshole that's clean on the inside, but the person didn't wipe well.

A face wreath is the name given to the look worn by men in which a thick chin-strap beard meets longer hair and bangs, forming a circular outline of hair around the face. Usually seen on a douchebag or a hippie. Generally, not a good look.

A Silver wreath is a metaphor to represent a place where love can be found. The term is based on another metaphor used by Bright Eyes, the term yellow bird. The connection is drawn in the fact that wreaths are actually made up of sticks and such which birds use for their homes. The silver wreath is a representation of having your heart open and allowing your true love and you to build your home around it.