flamber

to show off, to boast, to splurge, to spend lavishly

f l ɑ̃ . b e
flamb to show off, to boast + er Infinitive
verb Rare #47,118
to show off, to boast Colloquial in this sense.
FR: Il aime flamber devant ses amis.
EN: He likes showing off in front of his friends.
to splurge, to spend lavishly Colloquial in this sense.
FR: Ils vont flamber pendant les vacances.
EN: They’re going to splurge during the holidays.

Arrête de flamber avant de tout perdre !

Stop showing off before you lose everything!

— Election 1 (2005)

Tu viens flamber avec moi ?

Wanna come blow some cash with me?

— La Haine (1995)

Arrête de flamber !

Stop showing off!

— La Haine (1995)

Flamber ?

To flambé?

— Moscou ne croit pas aux larmes (1980)

On va le flamber !

We're going to set it on fire!

— Interstellar (2014)