driver's seat

the place of leadership or command with her boss's early retirement, she unexpectedly found herself in the driver's seat Synonyms chair, head, headship, helm, rein(s)Related Words chieftainship, commandership, directorship; forefront, lead, vanguard; captainship, chairmanship, deanship, dictatorship, generalship, governorship, kingship, mastership, mastery, premiership, presidency, presidentship, superintendency; dominance, dominion, jurisdiction, sovereignty (also sovranty), sway, upper hand; eminence, height, pedestal, pinnacle, seat, throne, topNear Antonyms ranks