Buck-up definition
(idiomatic, colloquial) To pass on to higher authority for resolution. See also pass the buck.
He started bucking up everything to management when he didn't get a raise.
He just bucked everything risky up to management.
Instead of dealing with the customer's complaint himself, he just bucked it up to his boss.
verb
(idiomatic, intransitive) To become encouraged, reinvigorated, or cheerful; to summon one's courage or spirits.
I realized I needed to buck up and tackle the problem head-on.
verb
(idiomatic) Cheer up; take courage; take heart.
interjection
(idiomatic, dated) Hurry up; make haste.
interjection