tart
Sharp to the taste; acid; sour.
(of wine) high or too high in acidity.
(figuratively) Sharp; keen; severe.
A type of small open pie, or piece of pastry, now typically containing jelly (US) / jam (UK) or conserve, or sometimes other fillings (chocolate, custard, egg, butter, historically even meat or other savory fillings).
A melt (block of wax for use in a tart burner).
(Britain, slang) A prostitute.
(Britain, slang, derogatory, by extension) Any woman with loose sexual morals.
To practice prostitution.
To practice promiscuous sex.
To dress garishly, ostentatiously, whorishly, or sluttily.