What does RAD mean?

An abbreviation of the word "radical" which is a slang term for "cool" or "awesome".


Other definitions of RAD:

  • A slang word for cool or hip. Interestingly, the origin of this Latin word is radicalis, which indicated relation to root or fundamentals. The word has since shifted to me extreme change from fundamentals, as with a radical revolution. Later, in the 1980s and 90s, the word came to symbolize coolness.
  • An abbreviation of "radical", which within mathematics is the symbol used for square root, cube root, etc. formulas. It looks like this √.
  • A shortening of the word radical, which indicates something is worth of praise for being different, interesting, and/or cool.
  • When something is out there and far out, but remains cool and intriguing.

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How to use the term

  • Is that a new board? It's so rad.

  • It would be so rad if my friend could stay over for the night?

  • She just has this really rad way of talking.

  • What a rad color choice you have here.

  • What was that rad burger place we tried? The one that had those spicy buns.


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