Definition of high-vis in English:

high-vis

Line breaks: high-vis
(also hi-vis)

adjective

informal
Short for high-visibility. railway workers in high-vis jackets
More example sentences
  • I usually wear a hi-vis jacket and a cycle helmet too, not because they're required but just to add to visibility.
  • When road-running, make sure you are visible - even in daylight, hi-vis clothing makes you far more easily seen by motorists.
  • It was a very high-vis mission, and there was many a tense moment.

Definition of high-vis in:

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Word of the day flippant
Pronunciation: ˈflɪp(ə)nt
adjective
not showing a serious or respectful attitude