point of no returnpoint of no return
- the moment on a flight when there is no longer enough fuel to return to the starting point
- a point in an enterprise, adventure, etc. when participants are too deeply involved or committed to withdraw
point of no return
nounpl. points of no return
- The point in a course of action beyond which reversal is not possible.
- The point in the flight of an aircraft beyond which there is insufficient fuel for return to the starting point.
(plural points of no return)