elbow bump vs flexure

elbow bump

noun
  • The touching of elbows between two people, sometimes as an alternative to a handshake, fist bump, or other form of contact when attempting to avoid the spread of germs. 

  • A hit to the elbow; also, an injury to the elbow caused by such a hit. 

  • A hit or jab made with the elbow. 

flexure

noun
  • The act of bending or flexing; flexion. 

  • A turn; a bend; a fold; a curve. 

  • A curve or bend in a tubular organ. 

  • The last joint, or bend, of the wing of a bird. 

  • The small distortion of an astronomical instrument caused by the weight of its parts; the amount to be added or subtracted from the observed readings of the instrument to correct them for this distortion. 

verb
  • To introduce a flexure into; to bend or flex. 

How often have the words elbow bump and flexure occurred in a corpus of books? (source: Google Ngram Viewer )