Yes, jots is a Scrabble word!
...and is worth 11 points in Scrabble, and 13 points in Words with Friends
jots
Verb
1. Write briefly or hurriedly; write a short note of
Noun
1. A brief (and hurriedly handwritten) note
2. A slight but appreciable amount
What Scrabble words can I make with the letters in jots?
3 Letter Words
2 Letter Words