Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “say-so”

See all translations

say-so

noun [S] uk   /ˈseɪ.səʊ/ us    /-soʊ/ informal

say-so noun [S] (STATEMENT)

a statement made by someone without proof: Don't just believe it on my say-so - find out for yourself.

say-so noun [S] (PERMISSION)

an instruction to do something, or permission given by someone to do something: She's not allowed to do anything without her father's say-so.
Translations of “say-so”
in Chinese (Traditional) 聲明, 隨便說說,無根據的斷言…
in Chinese (Simplified) 声明, 随便的一说,无根据的断言…
(Definition of say-so from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of say-so?
Add Cambridge dictionaries to your browser to your website

Definitions of “say-so” in other dictionaries

Word of the Day

white Christmas

a Christmas when it snows

Word of the Day

Cleavage proves divisive in Cambridge’s words of 2014

by Alastair Horne,
December 19, 2014
​​​​ Other dictionaries may choose faddish novelties as their words of the year, but here at Cambridge, we like to do something different. We look for the words that have seen sudden surges in searches over the course of the year – words that have been baffling users of English and driven them

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More