The official symbol for teabagging. While speaking to my sister on Skype, I tried to make the text version of the symbol of the Deathly Hallows from the new Harry Potter movie. Instead we both laughed as we realized it's true, unspoken meaning.

An emoticon/smilie that represents a combination of :D (smiling) and the rightmost portion of d-_-b, a rare emoticon most frequently employed by east asian users, generally used to indicate thumbs up (among other things).

:Db hence is an unusual amalgamation of horizontal and vertical emoticons, generally used to indicate strong approval (and possibly elation).

shortened form of douche-bag

shortened for Douche Bag or Dumb Bitch, Basically the same creature, with douche bag being the masculine form and dumb bitch being the feminine form

Can mean “dis boi”, “Dat boi”, or “deez bois”
Can insert an f and be used as “dfb” to mean “dis fucking boi”, etc

Dumb Bitch Syndrome, an epidemic that is currently plaguing America's female population.

#db# is the technical way of depicting a hairy ballsack in text form. The bulges of the "d" and "b" being the balls and the pipes of the "d" and "b" depicting the shaft of the penis. The "#" symbol represents the pubic hair coming out of the ballsack.