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be in luck

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be in luck

To experience good fortune, typically when one's wishes are fulfilled unexpectedly. A: "Aw, man, I can't believe I forgot to bring my headphones with me to the gym." B: "Well, you're in luck—I have an extra pair you can borrow."

See also: luck

be in luck

to be able to have or do something, especially when you do not expect to 'Have you got any prawn sandwiches left?' 'You're in luck - this is the last one.'

See also: luck