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 20, 2013
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that fucking prickly thing that in arizona, and africa

it's a crappy plant that nobody likes, and they should ban it
"hey remember when we lived near a cactus?"
"stfu"
by Break Your Bones Bitch June 01, 2020
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