ˌone-ˈway adjective [usually before noun]

1. a one-way street is one in which vehicles are only allowed to travel in one direction:
the town’s one-way system

2. especially American English a one-way ticket is for travelling from one place to another but not back again Antonym : round-trip Synonym : single British English

3. a one-way process, relationship etc is one in which only one person makes any effort or provides anything

[TahlilGaran] Dictionary of Contemporary English ▲