jumped-up

[juhmpt-uhp] /ˈdʒʌmptˈʌp/
adjective, Chiefly British
1.
having recently gained prominence or fame and appearing arrogant.
Origin
1825-35
British Dictionary definitions for jumped-up

jumped-up

adjective
1.
(informal) suddenly risen in significance, esp when appearing arrogant
Slang definitions & phrases for jumped-up

jumped-up

adjective

Elevated above one's proper status; jacked up •Chiefly British: The elite regard me as a jumped-up interloper (1835+)