To make timid or fearful; to inspire or affect with fear; to deter, as by threats; to dishearten; to abash
He's trying to intimidate you. If you ignore him, hopefully he'll stop.
To impress, amaze, excite or induce extraordinary affection in others toward oneself
If you intimidate someone, you deliberately make them frightened enough to do what you want them to do. Jones had set out to intimidate and dominate Paul Attempts to intimidate people into voting for the governing party did not work. + intimidation in·timi·da·tion an inquiry into allegations of intimidation during last week's vote