fire-eater

US /ˈfaɪərˌiːtər/
UK /ˈfaɪərˌiːtər/
"fire-eater" picture
1.

mangiafuoco

a performer who puts flaming objects into their mouth or appears to breathe fire

:
The circus featured a spectacular fire-eater.
Il circo presentava uno spettacolare mangiafuoco.
Children watched in awe as the fire-eater performed.
I bambini guardavano con ammirazione il mangiafuoco esibirsi.
2.

focoso, zelante

a person who is aggressively enthusiastic or zealous about a particular cause or activity

:
He's a real fire-eater when it comes to political debates.
È un vero focoso quando si tratta di dibattiti politici.
The coach was a fire-eater, always pushing his team to excel.
L'allenatore era un focoso, spingendo sempre la sua squadra a eccellere.