very very cool, good- derived from "somebody has set us up da bomb"

A really stupid way of saying something's awesome...I mean how old is it now??

the best ~ simply outstanding; no comparison or greater value can be placed to another of similar type of manner

Something really cool.

An old but cool way of calling something awesome. The term was used a lot in the mid to late 90s.

It has completely dissappeared from the Slang radar after September 11th, 2001 because no one wanted to be suspected of terrorism for using it.

A crude yet effective word describing an excellent event or item

Used as an interjection to convey emotion of excitement of the speaker, which usually has no
grammatical connection to the rest of the sentence and simply demonstrate the explosive feeling
of a particular experience.

very good