must

4 ENTRIES FOUND:

1must

verb \məs(t), ˈməst\

—used to say that something is required by a rule or law

—used to say that someone should do something

—used to say that something is very likely

present & past all persons must

Full Definition of MUST

verbal auxiliary
1
a :  be commanded or requested to <you must stop>
b :  be urged to :  ought by all means to <you must read that book>
2
:  be compelled by physical necessity to <one must eat to live> :  be required by immediate or future need or purpose to <we must hurry to catch the bus>
3
a :  be obliged to :  be compelled by social considerations to <I must say you're looking well>
b :  be required by law, custom, or moral conscience to <we must obey the rules>
c :  be determined to <if you must go at least wait for me>
d :  be unreasonably or perversely compelled to <why must you argue>
4
:  be logically inferred or supposed to <it must be time>
5
:  be compelled by fate or by natural law to <what must be will be>
6
:  was or were presumably certain to :  was or were bound to <if he did it she must have known>
7
dial :  may, shall —used chiefly in questions
intransitive verb
archaic :  to be obliged to go <I must to Coventry — Shakespeare>

Examples of MUST

  1. <we must be quiet during the performance>

Origin of MUST

Middle English moste, from Old English mōste, past indicative & subjunctive of mōtan to be allowed to, have to; akin to Old High German muozan to be allowed to, have to
First Known Use: before 12th century

Related to MUST

Rhymes with MUST

2must

noun \ˈməst\

Definition of MUST

1
:  an imperative need or duty :  requirement
2
:  an indispensable item :  essential <exercise is a must>

First Known Use of MUST

1616

3must

noun

Definition of MUST

:  the expressed juice of fruit and especially grapes before and during fermentation; also :  the pulp and skins of the crushed grapes

Origin of MUST

Middle English, from Old English, from Latin mustum
First Known Use: before 12th century

4must

noun

Definition of MUST

1
:  musk
2

Origin of MUST

Middle English (Scots) moist, from Middle French must, alteration of musc musk
First Known Use: 15th century

must

noun \ˈməst\   (Medical Dictionary)

Medical Definition of MUST

: the expressed juice of fruit and especially grapes before and during fermentation

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