Feebes

A general negative word, a popular buzzword in East London.
Originally used to describe the quality of fishtanks, now malformed by youths as a replacement for "gay" or other words

Bill: Should I get the Red Thing or the Blue Thing?
Bob: Red thing, that blue one is feebes

de-feebed

Removing someone unworthy of your Facebook friendship.

Dude, stop poking me with sheep or you are so de-feebed.