WordReference Random House Learner's Dictionary of American English © 2026
o•ver•a•chieve /ˌoʊvɚəˈtʃiv/USA pronunciation
v. [no object], -chieved, -chiev•ing.
WordReference Random House Unabridged Dictionary of American English © 2026- to perform, esp. in school, better than the potential indicated by tests of one's mental ability or aptitude.
- to perform better or achieve more than is usual or expected, esp. in pursuing one's career.
o•ver•a•chieve
(ō′vər ə chēv′),USA pronunciation v.i., -chieved, -chiev•ing.
o′ver•a•chieve′ment, n.
o′ver•a•chiev′er, n.
- to perform, esp. academically, above the potential indicated by tests of one's mental ability or aptitude.
- to perform better or achieve more than expected, esp. by others.
- over- + achieve, or by back formation from overachiever 1950–55
o′ver•a•chiev′er, n.
'overachiever' also found in these entries (note: many are not synonyms or translations):