From The Collaborative International Dictionary of English v.0.48: Backside \Back"side`\ (b[a^]k"s[imac]d`), n. [Back, a. + side.] The hinder part, posteriors, or rump of a person or animal. [1913 Webster] Note: Backside (one word) was formerly used of the rear part or side of any thing or place, but in such senses is now two words. [1913 Webster]
Backside \Back"side`\ (b[a^]k"s[imac]d`), n. [Back, a. + side.] The hinder part, posteriors, or rump of a person or animal. [1913 Webster]
Note: Backside (one word) was formerly used of the rear part or side of any thing or place, but in such senses is now two words. [1913 Webster]