A green plant that is shy. If you attemp to hug it you'll have tons of needles in you, they're extremely dangerous and overprotective of their water.
That cactus shanked me
by SUMFURRYTHING June 26, 2016
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A phylum of plants that has evolved to live in arid conditions.

Pl:Cactii
If you're lost in a desert with nothing to drink, there can be up to a pint of water inside a cactus.
by robcraine November 23, 2005
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has very sharp hairs on her leg like a cactus
omg look at her legs, shes a cactus
by janooooooooo August 21, 2013
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1.n. a plant in desert regions

2.n. another word for prick
jagoff#1 hey i like to fuck 5 year olds dammit!!!!!!!!!!!!
jagoff#2 what a cactus!
by shitmeister2000 October 20, 2006
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