Browbeat

imp. Browbeat; p. p. Browbeaten; p. pr. & vb. n. Browbeating

1. To depress or bear down with haughty, stern looks, or with arrogant speech and dogmatic assertions; to abash or disconcert by impudent or abusive words or looks; to bully; as, to browbeat witnesses.

   My grandfather was not a man to be browbeaten.