(idiomatic) to do one's best; to do something to the best of one's ability

(dated) "company warrior": businessman who puts his all into work

always

the best

a soldier, a combatant, a warrior

To exhaust; deplete; use up. / serve, assist

to do to exhaustion, to do something completely

enterprise / undertaking / corporation / business

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend