Yes, elk is a Scrabble word!
...and is worth 7 points in Scrabble, and 8 points in Words with Friends
elk
Noun
1. Large northern deer with enormous flattened antlers in the male; called `elk' in Europe and `moose' in North America
2. Large North American deer with large much-branched antlers in the male
3. Common deer of temperate Europe and Asia
What Scrabble words can I make with the letters in elk?
3 Letter Words
2 Letter Words