Top definition
1. Term from the Pokemon series where the move used by the opponent's Pokemon is susceptible to the user's chosen type of move.

2. Used to describe/narrate a situation when one party does a certain action which is effective against the other party.
1. Mudkip uses Water Gun on Charmander ... ... It's Super Effective!

2. Mr. Henderson uses Pop Quiz on Adam ... ... It's Super Effective!
by The hardest button to button February 28, 2010
Get the merch
Get the It's Super Effective! neck gaiter and mug.