Webster's Revised Unabridged Dictionary · 1913

Overbear

Overbear , transitive verb

1.
To bear down or carry down, as by excess of weight, power, force, etc.; to overcome; to suppress.
The point of reputation, when the news first came of the battle lost, did overbear the reason of war. — Bacon
Overborne with weight the Cyprians fell. — Dryden
They are not so ready to overbear the adversary who goes out of his own country to meet them. — Jowett (Thucyd. )
2.
To domineer over; to overcome by insolence.

Overbear , intransitive verb

To bear fruit or offspring to excess; to be too prolific.