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lay-by

(UK, Philippines) A paved area at the side of a highway designated for drivers to stop in, for emergency parking, or where vehicles can wait, with larger lay-bys possibly having facilities such as foo

ˈleɪ.baɪCurrent168 viewsLast reviewed Jun 29, 2026+ Add a definition
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UK
#1·Apr 27, 2026UK

(UK, Philippines) A paved area at the side of a highway designated for drivers to stop in, for emergency parking, or where vehicles can wait, with larger lay-bys possibly having facilities such as food vendors or public telephones.

For parents

Lay-by means: A paved area at the side of a highway designated for drivers to stop in, for emergency parking, or where vehicles can wait, with larger lay-bys possibly having facilities such as food vendors or. It is mainly Philippine English and may not be understood outside that context. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour. This is a food-related word and harmless in itself.

For ESL learners

lay-by means: A paved area at the side of a highway designated for drivers to stop in, for emergency parking, or where vehicles can wait, with larger lay-bys possibly having facilities such as. Register: informal, Philippine English. Often not understood outside its region; gloss the word on first use when writing for an international audience. A common learner mistake is using the word in a register it does not fit, or assuming a single global meaning; native speakers immediately notice when slang appears in formal contexts, so always check the surrounding register before producing it yourself.

Cluster: eat
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UK
#2·Apr 27, 2026UK

(nautical) A widened section of a narrow river or canal, formed to one side so as to leave the channel free, for mooring of vessels, where vessels can lay over or allow others to pass.

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UK
#3·Apr 27, 2026UK

(UK) A railroad siding; a second, short railroad track just to the side of a railroad track, connected with the main track by a switch and used for unloading, bypassing, etc.

: Avail yourself of our Lay-By Service
Heard in the wild
  • “Apparently the algorithm works in real life too now. After posting expensive trailer tents, here’s a free Conway Ardis*. If someone wants it, I’ll let you know which lay-by it’s dumped in! *probably used to be Tardis”

    — Bluesky· May 2026
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For specific readers

Lay-by means: A paved area at the side of a highway designated for drivers to stop in, for emergency parking, or where vehicles can wait, with larger lay-bys possibly having facilities such as food vendors or. It is mainly Philippine English and may not be understood outside that context. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour. This is a food-related word and harmless in itself.

Why is this section here?

Slang is read by different audiences for very different reasons. The For parents view re-explains the term in plain, non-judgemental language so a caregiver can understand what their child means without needing the surrounding subculture. The For English learners view focuses on register (when it's safe to use), formal alternatives, and common mistakes — what a textbook won't teach you.

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UK

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