Is “Nudge” a Scrabble word?

1.A gentle push.

2.A feature of instant messaging software used to get the attention of another user, as by shaking the conversation window or playing a sound.

3.The rotation by one step of a fruit machine reel of the player's choice.

“Since the machine was showing two lemons and a cherry, I decided to try a nudge.”

1.To push against gently, especially in order to gain attention or give a signal.

2.To near or come close to something.