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one-way

[ wuhn-wey ]
/ ˈwʌnˈweɪ /
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adjective

moving, or allowing movement in one direction only: a one-way street.
valid for travel in one direction only: a one-way ticket.Compare round trip.
without a reciprocal feeling, responsibility, relationship, etc.: It's a one-way friendship.
not intended for return to a seller, dealer, etc., for reuse; disposable: one-way bottles.

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Origin of one-way

First recorded in 1815–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for one-way

one-way

adjective

moving or allowing travel in one direction onlyone-way traffic
entailing no reciprocal obligation, action, etca one-way agreement
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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