fire in the belly

add fuel to the fire

To worsen a conflict between people; to inflame an already tense situation.

ball of fire

A person who is especially active, ambitious, hard-working, or high-achieving.

belly up

Dead or defunct.

belly up to the bar

To commit oneself to a challenge or task; to accept a responsibility; to acknowledge a fact.

catch fire

To become engulfed in flames, to combust.

Delhi belly

Digestive illness or diarrhea, especially if suffered by a visitor to India.

draw fire

To create a distraction that allows one's friends, co-workers, or other associates to gain an advantage over the distracted party.

escape fire

An unconventional or counterintuitive solution to a difficult problem.