Yes, kid is a Scrabble word!
...and is worth 8 points in Scrabble, and 8 points in Words with Friends
kid
Verb
1. Tell false information to for fun
2. Be silly or tease one another
Noun
1. A young person of either sex
2. Soft smooth leather from the hide of a young goat
3. English dramatist (1558-1594)
4. A human offspring (son or daughter) of any age
5. Young goat
What Scrabble words can I make with the letters in kid?
2 Letter Words