tart

Sharp to the taste; acid; sour.

I ate a very tart apple.

High or too high in acidity.

Sharp; keen; severe.

He gave me a very tart reply.

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).

A prostitute.

Any woman with loose sexual morals.

We know the majority of the places that these tarts will hang out at.

In the garden I was playing the tart / I kissed your lips and broke your heart