Definition of "biped" [bi•ped]

• An animal with two feet. (noun)
• Having two feet; two-footed. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "It is found in the Endymion (a circular walled plain) in company with a small kind of reindeer, the elk, the moose, and the horned bear, and is described as the biped beaver."
• "But when the negative proposition being particular is necessary, take the terms 'biped', 'moving', 'animal',"
• "The only reason we know human beings are a special kind of biped is by studying human beings."