GNU Collaborative International Dictionary of English

last match results

Found one definition

1.       
   lap up (?), v. t. [See lap, v. i.]
   1. To take up (drink or food) with the tongue; to drink by licking up.
   
   [1913 Webster]
   
   
   2. (fig.) To accept or enjoy enthusiatically and uncritically; as, “to lap up praise”.
   
   [PJC]