You must sing for your supper if you want a free meal.
sing for one's supper
idiomTo work in exchange for some reward or recompense.
The intern had to sing for his supper by organizing the files before he could ask for a promotion.
In this competitive industry, every artist must sing for their supper by constantly producing new work to maintain their reputation.
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abound in one's own sense
To follow one’s own inclinations and opinions.
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ace up one's sleeve
A surprise advantage of which others are not aware.
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act one's age
To behave in a manner appropriate to one's age.
- 04
act one's age, not one's shoe size
Synonym of act one's age (“to behave in a mature manner; to avoid being childish”).
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afraid of one's own shadow
Exceptionally timid.
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air one's dirty laundry in public
To reveal one's sordid secrets to the public.
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air one's dirty linen in public
Synonym of air one's dirty laundry in public.
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albatross around one's neck
A characteristic, possession, associate, or previous deed that hinders one's ability to succeed.