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3.
Extending unchecked; unrestrained
When having exotic sex you should not be rampant!
by Stacey February 15, 2005
 
1.
1. Occurring unchecked: Happening in an unrestrained manner, usually so as to be regarded as a menace
rampant inflation.

2. Botany growing wildly: Growing strongly and to a very large size, or spreading uncontrollably.

3. Fierce: Exhibiting ferocious behavior or fierceness of spirit.

4. Heraldry on hind legs: Describes a heraldic beast depicted rearing up, in profile, and with its forelegs raised, the right one above the left.

5. Construction with unequal supports: Having a support or an abutment that is higher on one side than the other.
1. A rampant action.
2. A rampant plant.
3. A rampant person.
by Jafje April 10, 2007
 
2.
Cool / wicked / groovy / excellent / smart / fab / great / brilliant. Good, basically.
Gav: Look at my camera phone...
Ted: Rampant!
by Gekko December 17, 2004