Yes, lick is a Scrabble word!
...and is worth 10 points in Scrabble, and 12 points in Words with Friends
lick
Verb
1. Beat thoroughly and conclusively in a competition or fight
2. Pass the tongue over
3. Find the solution to (a problem or question) or understand the meaning of
4. Take up with the tongue
Noun
1. A salt deposit that animals regularly lick
2. Touching with the tongue
3. (boxing) a blow with the fist
What Scrabble words can I make with the letters in lick?
3 Letter Words
2 Letter Words