DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   dab
       n 1: a light touch or stroke [syn: tap, pat, dab]
       2: a small quantity of something moist or liquid; "a dab of
          paint"; "a splatter of mud"; "just a splash of whiskey" [syn:
          dab, splash, splatter]
       v 1: apply (usually a liquid) to a surface; "dab the wall with
            paint" [syn: dab, swab, swob]
       2: hit lightly; "pat him on the shoulder" [syn: dab, pat]