Yes, mend is a Scrabble word!
...and is worth 7 points in Scrabble, and 9 points in Words with Friends
mend
Verb
1. Restore by replacing a part or putting together what is torn or broken
2. Heal or recover
Noun
1. Sewing that repairs a worn or torn hole (especially in a garment)
2. The act of putting something in working order again
What Scrabble words can I make with the letters in mend?
3 Letter Words
2 Letter Words