Yes, ids is a Scrabble word!
...and is worth 4 points in Scrabble, and 4 points in Words with Friends
ids
Noun
1. A state in the Rocky Mountains
2. A card or badge used to identify the bearer
3. (psychoanalysis) primitive instincts and energies underlying all psychic activity
What Scrabble words can I make with the letters in ids?
3 Letter Words
2 Letter Words