one-way

American  

[wuhn-wey] / ˈwʌnˈweɪ /

adjective

1. moving, or allowing movement in one direction only.

   a one-way street.

2. valid for travel in one direction only.

   a one-way ticket.

3. without a reciprocal feeling, responsibility, relationship, etc..

   It's a one-way friendship.

4. not intended for return to a seller, dealer, etc., for reuse; disposable.

   one-way bottles.

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one-way British  

adjective

1. moving or allowing travel in one direction only

   one-way traffic

2. entailing no reciprocal obligation, action, etc

   a one-way agreement

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Etymology

Origin of one-way

First recorded in 1815–25

Example Sentences

While the company declined to share absolute numbers, it said that 50.6% of its one-way customers in California were leaving, while 49.4% were arriving.

From Los Angeles Times

It need not be a one-way street either.

From BBC

It is a common condition among older people in which one-way valves inside the veins don’t work properly, which makes it harder for blood to travel up the legs to the heart.

From The Wall Street Journal

Mr. Leiter notes that Israel’s relationship with the U.S. is no longer a “one-way street,” it’s a “real partnership,” with Israeli technologies benefiting Americans.

From The Wall Street Journal

For other Syrians, the journey is now one-way.

From BBC

Related Words

• fee
• gift
• money
• perk
• reward