Is “Elbow” a Scrabble word?

1.The joint between the upper arm and the forearm.

2.(by extension) Any turn or bend like that of the elbow, in a wall, building, coastline, etc.; an angular or jointed part of any structure, such as the raised arm of a chair or sofa, or a short pipe fitting, turning at an angle or bent.

“the sides of windows, where the jamb makes an elbow with the window back”

3.A detective.

1.To push with the elbow.

“He elbowed his way through the crowd.”

2.(by extension) To nudge, jostle or push.