look up any word, like ratchet:
 
2.
One of the best Aussie Hip Hop groups to come out of Adelaide along with The Hilltop Hoods, the Funkoars and the other members of the Certified Wise crew.
Terrafirma, Aussie Hip Hop at its finest!
by Darkrampage November 09, 2006
 
1.
(n.) Firm ground. Not flooded.
It's good to get my feet on terra firma again after being at sea for three months.
by Kung-Fu Jesus May 12, 2004
 
3.
To crap so much in the toilet that a large portion of it breaches the water level, forming an island.
Guy 1: Oh, godzilla! Come check this out! I got terra firma in here!
Guy 2: I’ll pass, thanks.
by exitflagger May 06, 2008