tart in WordNet English dictionary

1. a woman who engages in sexual intercourse for money
   prostitute  cocotte  whore  harlot  bawd  tart  cyprian  fancy woman  working girl  sporting lady  lady of pleasure  woman of the street 
   
2. a small open pie with a fruit filling
   tart 
   
3. a pastry cup with a filling of fruit or custard and no top crust
   tart 
   

1. tasting sour like a lemon
   lemony  lemonlike  sourish  tangy  tart 
   
2. harsh
   "sharp criticism"; "a sharp-worded exchange"; "a tart remark"
   sharp  sharp-worded  tart