I. spent 1 /spent/ BrE AmE
the past tense and past participle of ↑ spend
II. spent 2 BrE AmE adjective
1 . already used, and now empty or useless:
He tried to eject the spent cartridge and reload.
spent matches
2 . a spent force if a political idea or organization is a spent force, it no longer has any power or influence:
Socialism had become a spent political force.
3 . literary extremely tired