verb (used with object), un·cou·pled, un·cou·pling.
- to release the coupling or link between; disconnect; let go: to uncouple railroad cars.
- to end (a romantic relationship or marriage): Their marriage was uncoupled by financial problems.
verb (used without object), un·cou·pled, un·cou·pling.
- to become unfastened; let go: The glider uncoupled from the tow plane.
- to end a romantic relationship or marriage: My sister and her boyfriend have uncoupled after ten years together.
- (of a romantic relationship or marriage) to end.
- to disconnect or unfasten or become disconnected or unfastened
- (tr) to set loose; release
v.c.1300, from un- (2) “opposite of” + couple (v.). Cf. Middle Dutch ontcoppelen. Related: Uncoupled; uncoupling.