moving or allowing movement in only one direction
Example:
- one-way traffic
- a one-way street
- a one-way valve
a one-way ticket, etc. can be used for travelling to a place but not back again
Example:
- a one-way trip
- I took the car on a one-way trip to the wrecker's yard (= it did not come back because it was not worth fixing).
Related words and phrases
operating in only one direction
Example:
- Theirs was a one-way relationship (= one person made all the effort).