'Sticking point' definitions:

Definition of 'sticking point'

(from WordNet)
noun
A point at which an impasse arises in progress toward an agreement or a goal

Definition of 'Sticking point'

From: GCIDE
  • Sticking \Stick"ing\, a. & n. from Stick, v. [1913 Webster]
  • Sticking piece, a piece of beef cut from the neck. [Eng.]
  • Sticking place, the place where a thing sticks, or remains fast; sticking point. [1913 Webster]
  • But screw your courage to the sticking place, And we'll not fail. --Shak. [1913 Webster]
  • Sticking plaster, an adhesive plaster for closing wounds, and for similar uses.
  • Sticking point. Same as Sticking place, above. [1913 Webster]