fire in the belly


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fire in the belly

Passion and determination. I'm confident that Bill will get them to listen to our pitch—he has such a fire in the belly for this sort of work.
See also: belly, fire

fire in the (or your) belly

a powerful sense of ambition or determination.
1991 Vanity Fair Bennett is quick to deny feeling the fire in the belly generally considered a prerequisite for tenancy at 1600 Pennsylvania Avenue.
See also: belly, fire