Merriam-Webster Online Dictionary
must (verb)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 be required by immediate or future need or purpose to - one must eat to live 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.
intransitive verb
dialect - may shall used chiefly in questions archaic to be obliged to go - I must to Coventry Shakespeare
1.
an imperative need or duty - requirement
2.
an indispensable item - essential exercise is a must
the expressed juice of fruit and especially grapes before and during fermentation , also the pulp and skins of the crushed grapes
1.
- musk
2.
- mold mustiness
Merriam-Webster Online Thesaurus
must (noun)something necessary, indispensable, or unavoidable
SYNONIMS:
condition, demand, must, must-have, necessary, necessity, need, needful, requirement, requisite, sine qua nonRELATED WORDS:
precondition, prerequisite; advantage, edge, plus; desideration, desideratum, wishNEAR ANTONYMS:
amenity, comfort, extra, extravagance, frill, indulgence, luxury, superfluity, surplus, surplusageto be under necessity or obligation to
SYNONIMS:
have (to), must, ought (to), shall, shouldRELATED WORDS:
will