Definition of elbow

The noun elbow has 5 senses? (first 2 from tagged texts)

(hinge joint between the forearm and upper arm and the corresponding joint in the forelimb of a quadruped)

(a sharp bend in a road or river)

(a length of pipe with a sharp bend in it)

(the part of a sleeve that covers the elbow joint; "his coat had patches over the elbows")

(the joint of a mammal or bird that corresponds to the human elbow)

The verb elbow has 2 senses? (first 1 from tagged texts)

(push one's way with the elbows)

(shove one's elbow into another person's ribs)