elbow

Concise Oxford English Dictionary © 2008 Oxford University Press:
elbow/ˈelbəʊ/

▶noun

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

• 2 a piece of piping or something similar bent through an angle.

▶verb

• 1 strike with one's elbow.

  ■ (often elbow one's way) move by pushing past people with one's elbows.

• 2 (often elbow something aside) informal summarily reject or dismiss.

– phrases
give someone the elbow Brit. informal summarily reject or dismiss someone.
up to one's elbows in deeply involved in.

– origin OE elboga, elnboga, of Gmc origin; cf. ell, bow1.