Yes, mems is a Scrabble word!
...and is worth 8 points in Scrabble, and 10 points in Words with Friends
mems
Noun
1. The 13th letter of the Hebrew alphabet
What Scrabble words can I make with the letters in mems?
3 Letter Words
2 Letter Words
Noun
1. The 13th letter of the Hebrew alphabet
3 Letter Words
2 Letter Words