Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “or else”

See all translations

or else

B2 used to say what will happen if another thing does not happen: We must be there by six, or else we'll miss the beginning. B2 used to compare two different things or situations: She's either really talkative and you can't shut her up or else she's silent. informal used as a threat, sometimes humorously: He'd better find it quickly, or else (= or I will punish him in some way)!
(Definition of or else from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
Add Cambridge dictionaries to your browser to your website

Definitions of “or else” in other dictionaries

SMART Thesaurus: Either, or, neither, nor

“or else”: synonyms and related words:

You can also find related words, phrases, and synonyms in the topics:

Word of the Day

escapism

a way of avoiding an unpleasant or boring life, especially by thinking, reading, etc. about more exciting but impossible activities

Word of the Day

Lies, lies, lies!

by Kate Woodford,
February 25, 2015
​​​ According to sociologists (=people who study the relationships between people living in groups), we are good at lying. As a species, we have developed a remarkable ability to deceive each other (= persuade each other that something false is true). Being able to say things that are not true can help with

Read More 

showrooming noun

February 23, 2015
the activity of examining a product in a physical store and then making the purchase with an online retailer Amazon’s new smartphone is specifically designed to make showrooming fast and easy.

Read More