one-way
US /ˈwʌn.weɪ/
UK /ˈwʌn.weɪ/
1.
moving or allowing movement in only one direction
:
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This is a one-way street.
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We need a one-way ticket to London.
2.
involving only one party or side; not reciprocal
:
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Their communication was strictly one-way.
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It was a one-way conversation, with him doing all the talking.