Robert Gillette's definitions
Cactus, or cacti, is used to describe a noun that is offensive, ridiculous, embarrassing, or down right moronic. Also see: Stupid, Lame, Retarded,
Dude look at my shoes!!!
Um... sorry to tell you this, but your shoes are so cactus...
You have got to be kidding me... I thought they were cool...
Um... sorry to tell you this, but your shoes are so cactus...
You have got to be kidding me... I thought they were cool...
by Robert Gillette August 27, 2005
Get the cactusmug.