be obliged, required, or forced to; " She has to get her driver's license"

the quality of smelling or tasting old or stale or mouldy

be likely or probable; " They have to be kidding"

highly recommended; " a book that is must reading"

grape juice before or during fermentation

a necessary or essential thing; " seat belts are an absolute must"

To be morally required; to be necessary or essential to a certain quality, character, end, or result; as, he must reconsider the matter; he must have been insane.

The expressed juice of the grape, or other fruit, before fermentation.

Mustiness.

To make musty; to become musty.

The condition of frenzy.

An elephant in must.

Being in a condition of dangerous frenzy, usually connected with sexual excitement; - said of adult male elephants which become so at irregular intervals.

Unfermented grape juice.

To make or become moldy and sour.

To be obliged or compelled.

To be obliged physically or morally.

Wine pressed from the grape, but not fermented.

To be compelled or constrained.

To be compelled.

To be necessary.

To make or become musty.

Mustiness; mold.

The expressed unfermented juice of the grape.

To grow mouldy and sour.

To mako mouldy and sour.

Wine from the grape not fermented.

To be obliged or necessitated.

An auxiliary verb which implies necessity on obligation.

The unfermented juice of ripe grapes; new wine.

I don't know, I must think. – The Eleven Comedies by Aristophanes et al

I have thought it out, and it must be. – Historical Romances: Under the Red Robe, Count Hannibal, A Gentleman of France by Stanley J. Weyman

Brander must see it so. – The Sea Bride by Ben Ames Williams

You must say what you mean. – Erema My Father's Sin by R. D. Blackmore

Mother must not know. – The Other Girls by Mrs. A. D. T. Whitney

But we must have a talk. – Denzil Quarrier by George Gissing

" Must have got them, all right," said Frank. – The Boy Allies at Jutland by Robert L. Drake

" But why must I come out? – Burr Junior by G. Manville Fenn

" Yet you must," said she. – Cynthia Wakeham's Money by Anna Katharine Green

He said he must speak to you alone. – The Gadfly by E. L. Voynich

What must we do? – On the Banks of the Amazon by W.H.G. Kingston

I must- I will know it! – Monsieur Lecoq by Emile Gaboriau

Yes, he replied, we most certainly must. – Plato's Republic by Plato

Yes, you must, you must! – The Complete Historical Romances of Georg Ebers by Georg Ebers

It must do me good. – The Dweller on the Threshold by Robert Smythe Hichens

Well, must I tell you? – Don Orsino by F. Marion Crawford

I must have Filippo back. – Phil the Fiddler by Horatio Alger, Jr.

We must find a better way. – Will Warburton by George Gissing

" I must speak to you," he said. – The Time of Roses by L. T. Meade

I must-" " No, we mustn'tforget him. – Captain Dieppe by Anthony Hope