(ergative) To think too highly or arrogantly of (oneself). / To make or render arrogant and overweening. / (proscribed) To overwhelm.

Unduly confident; arrogant / Exaggerated, excessive.

(now rare) An excessively high opinion of oneself or one’s abilities; presumption, arrogance.

present participle of overween

One who overweens.

plural of overweener

Third-person singular simple present indicative form of overween

simple past tense and past participle of overween

plural of overweening

In an overweening way; arrogantly.