Yes, pony is a Scrabble word!
...and is worth 9 points in Scrabble, and 10 points in Words with Friends
pony
Noun
1. A range horse of the western United States
2. An informal term for a racehorse
3. A literal translation used in studying a foreign language (often used illicitly)
4. A small glass adequate to hold a single swallow of whiskey
5. Any of various breeds of small gentle horses usually less than five feet high at the shoulder
What Scrabble words can I make with the letters in pony?
3 Letter Words
2 Letter Words