Definition of elbow

• n. - The joint or bend of the arm; the outer curve in the middle of the arm when bent.
• n. - Any turn or bend like that of the elbow, in a wall, building, and the like; a sudden turn in a line of coast or course of a river; also, an angular or jointed part of any structure, as the raised arm of a chair or sofa, or a short pipe fitting, turning at an angle or bent.
• n. - A sharp angle in any surface of wainscoting or other woodwork; the upright sides which flank any paneled work, as the sides of windows, where the jamb makes an elbow with the window back.
• v. t. - To push or hit with the elbow, as when one pushes by another.
• v. i. - To jut into an angle; to project or to bend after the manner of an elbow.
• v. i. - To push rudely along; to elbow one's way.