look up any word, like b4nny:
 
1.
Quick, swift, especially when in reference to skating. Hard to get noticed by opposing players. See Tony Sturmanis
Whilest Michael W. Harmon was clunky and brutal, Tony Sturmanis was mercurial
by Curtis Raye February 29, 2004
 
2.
Reciprocal oral sex involving a male and a transexual/transvestite. A sixty-nine with a tranny.
If you're looking for a life-changing mercurial, Brazil's your place!
by Pete Walker (Inverness) December 27, 2007