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1. A person who engages in prostitution.
2. A person considered as having compromised principles for personal gain.
tr.v. pros·ti·tut·ed, pros·ti·tut·ing, pros·ti·tutes
1. To offer (oneself or another) for sexual activity in exchange for money.
2. To devote (oneself or one's talent, for example) to an unworthy purpose, especially for personal gain.
[Latin prōstitūta, from feminine past participle of prōstituere, to prostitute : prō-, in front; see pro-1 + statuere, to cause to stand; see stā- in Indo-European roots.]