Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

gas cap

 
US (UK petrol cap)

Definition

on a car, a small cover that goes over the hole that you put fuel intoThe exterior of vehicles
(Definition of gas cap from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

More Results for “gas cap”

Word of the Day

hold water

If a reason, argument or explanation holds water, it is true

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More