if you must

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if you must (do something)

If you have to (do something). This phrase usually indicates the speaker's reluctance. A: "All right, close the curtains if you must." B: "Thanks, the sun in my eyes was really bothering me."
See also: if, must
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

if you must

All right, if you have to. Sally: It's late. I have to move along. Mary: If you must. Good-bye. See you tomorrow. Alice: I'm taking these things with me. Jane: If you must, all right. They can stay here, though.
See also: if, must
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

if you ˈmust (do something)

used to say that somebody may do something but you do not really want them to: ‘Can I smoke?’ ‘If you must.’It’s from my boyfriend, if you must know.
See also: if, must
Farlex Partner Idioms Dictionary © Farlex 2017
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