noun
plural tarts
[count] an open pie that usually has a sweet filling (such as fruit or custard)
informal + disapproving
a woman who wears very sexy clothing and has sex with many men
prostitute
adjective
tarter; -est
[also more ~; most ~]
having a sharp or sour taste
having a sharp and unkind quality
verb
tarts; tarted; tarting
tart up
[phrasal verb]
tart (someone) up informal :to try to make (yourself or someone else) attractive by wearing fancy clothes, makeup, etc.
US