buck up one's ideas

pull one's socks up

To start making an effort; to renew or redouble one's efforts.

buck for

To strive for persistently; to try hard to obtain (a promotion, raise,…

buck up

To become encouraged, reinvigorated, or cheerful; to summon one's cour…

buck the trend

To go against the norm or the current stand of the main population; ha…

buck fever

Excitement and nervousness felt by a new hunter upon seeing game.

buck off

Of a horse or other animal, to rear up on its hind legs in order to th…