1. (v. i. / auxiliary) To be obliged; to be necessitated; -- expressing either physical or moral necessity; as, a man must eat for nourishment; we must submit to the laws.

2. (v. i. / auxiliary) 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.

3. (n.) The expressed juice of the grape, or other fruit, before fermentation.

4. (n.) Mustiness.

5. (v. t. & i.) To make musty; to become musty.

absolute allegiance assigned task bare necessities be forced be in for be necessary be obliged binding blast blight bounden duty burden burning business call for call of duty cancer canker cannot do otherwise cannot help but charge commitment committal compulsory conclusive condition de rigueur decisive deference demand demand for demi-sec desideration desideratum devoir devotion dictated domestic wine dry rot duties and responsibilities duty entailed essential essentials estral estrous estrual ethics extra sec fealty fetidity fetidness final foulness frowst frowstiness frowziness fungus funkiness fustiness hard-and-fast have have got to have need to have to homage hot imperative imperious imported wine imposed in heat in must in rut indispensable irrevocable light wine line of duty loyalty malodorousness mandated mandatory mildew mission mold moldiness moth moth and rust must item mustiness musty necessaries necessary necessities necessity need need for need to needs must new wine noisomeness nonvintage wine obligation obligatory occasion odorousness offensiveness onus ought ought to peremptory pest pink wine place prerequirement prerequisite prescript prescriptive putridness rancidity rancidness rankness reastiness red wine repulsiveness required requirement requisite requisition respect right rose wine rot rottenness rust rutting ruttish rutty sec self-imposed duty should sine qua non smelliness smooth wine smut sparkling wine still wine stinkingness stuffiness sweet wine the necessary the needful thin wine ultimate vin vino vintage wine want white wine wine without appeal worm