A person who has two legs and is fully ambulatory but needs to be insulted anyway; the term two legger is used as a derogatory term to insult and can be used by the disabled and other two leggers.
Bro 1: "Hey bro what is the square root of seven?"

Bro 2: "Only a two legger would ask that kind of question."
by Not_A_Two_Legger November 25, 2013
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A very derogatory term used to insult someone who walks on two-legs. Usually used when a two-legger is trespassing on territory. This is considered a hate crime in several sates and forests.
"You can't say two-legger, that's our word." John the human said to his 4-legged cat.

"You used two-legger with the hard 'r'?"

"Halt! You're trespassing on our territory, two-legger."
by Timeline4313 December 08, 2020
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