1. A shortened version of the word 'retarded'.
2. My little sister.

when used in letters: it means "regarding"

The black substance resembling a resin, which builds up in bongs and other smoking implements. Also can be used as a substitute for other words.

A short form of 'resurrection' used in online games, mainly MMORPGs, to ask for resurrection from other players.

Used in emails, it is a common misconception that this is an abbreviation of the word 'regarding'.

Re is a latin word (pronounced 'ray') that means 'in the matter of' and was adopted by the English courts along with many other latin phrases. It has since moved into general correspondence.

This use to be a Greek insult and the complete word is more(2 syllables, mo and re). Now it is commonly used amongst friends at the end of sentences or at the beginning to refer to the person that they are talking to.

n. American Indian reservation.