WordNet sense 1 (a salt deposit that animals regularly lick):

salt lick

WordNet sense 2 (pass the tongue over):

lap

WordNet sense 3 (beat thoroughly and conclusively in a competition or fight):

bat, clobber, cream, drub, thrash

WordNet sense 4 (take up with the tongue):

lap up

WordNet sense 5 (find the solution to (a problem or question) or understand the meaning of):

solve, work, work out, figure out, puzzle out

WordNet sense 6 ((boxing) a blow with the fist):

clout, poke, punch, biff