Yes, gut is a Scrabble word!
...and is worth 4 points in Scrabble, and 6 points in Words with Friends
gut
Verb
1. Empty completely; destroy the inside of
2. Remove the guts of
Noun
1. The part of the alimentary canal between the stomach and the anus
2. A narrow channel or strait
3. A strong cord made from the intestines of sheep and used in surgery
What Scrabble words can I make with the letters in gut?
3 Letter Words
2 Letter Words