One who achieves; a winner.

a person with a record of successes; "his son would never be the achiever that his father was"; "only winners need apply"; "if you want to be a success you have to dress like a success"

a man who attains ends that are objectively life-promoting, one who fulfills reality-conforming purposes, whether to construct a home, complete an education or find a cure for cancer

a program participant who has completed the employability soft skills training to prepare themselves for employment

a player who gets everything possible out of the ability he has