Idioms

    pass muster,
    1. to pass a cursory inspection.
    2. to measure up to a certain standard; be adequate: Your grades don't pass muster.

Origin of muster

1250–1300; Middle English mostren (v.) < Old French mostrer < Latin mōnstrāre to show, derivative of mōnstrum portent; see monster

Related forms

pre·mus·ter, verb (used with object)un·mus·tered, adjective

Can be confused

muster mustard

Synonym study

1. See gather.

Definition for muster (2 of 2)

Origin of must

1
before 900; Middle English most(e), Old English mōste (past tense); cognate with German musste. See mote2

SYNONYMS FOR must

1 Must, ought, should express necessity or duty. Must expresses necessity or compulsion: I must attend to those patients first. Soldiers must obey orders. Ought (weaker than must ) expresses obligation, duty, desirability: You ought to tell your mother. Should expresses obligation, expectation, or probability: You are not behaving as you should. Children should be taught to speak the truth. They should arrive at one o'clock.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for muster

British Dictionary definitions for muster (1 of 5)

muster

/ (ˈmʌstə) /

verb

noun

Word Origin for muster

C14: from old French moustrer, from Latin monstrāre to show, from monstrum portent, omen

British Dictionary definitions for muster (2 of 5)

must

1
/ (mʌst, unstressed məst, məs) /

verb (takes an infinitive without to or an implied infinitive)

noun

an essential or necessary thingstrong shoes are a must for hill walking

Word Origin for must

Old English mōste past tense of mōtan to be allowed, be obliged to; related to Old Saxon mōtan, Old High German muozan, German müssen

British Dictionary definitions for muster (3 of 5)

must

2
/ (mʌst) /

noun

mustiness or mould

Word Origin for must

C17: back formation from musty

British Dictionary definitions for muster (4 of 5)

must

3
/ (mʌst) /

noun

the newly pressed juice of grapes or other fruit ready for fermentation

Word Origin for must

Old English, from Latin mustum new wine, must, from mustus (adj) newborn

British Dictionary definitions for muster (5 of 5)

must

4
/ (mʌst) /

noun

a variant spelling of musth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Idioms and Phrases with muster (1 of 2)

muster


In addition to the idiom beginning with muster

  • muster in

also see:

  • pass muster

Idioms and Phrases with muster (2 of 2)

must


see a must; show must go on.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.