side piece

== English == === Etymology === Jocular reexpression of the concept of a piece of ass on the side. === Pronunciation === === Noun === side piece (plural side pieces) (slang) A person with whom someone already in a relationship carries on a physical affair (not emotional affair) without having the intention of forming a serious relationship. Not gender specific. Synonym: bit on the side Hypernyms: piece of ass, person Near-synonyms: (feminine) mistress, side chick, side bitch (vulgar) ==== Related terms ====