1. 溴化物，溴化钾（用作镇静剂）
Bromide is a drug which used to be given to people to calm their nerves when they were worried or upset.

2. 老套的安慰话；陈词滥调
A bromide is a comment which is intended to calm someone down when they are angry, but which has been expressed so often that it has become boring and meaningless.

1. a trite or obvious remark

Synonym: platitudeclichebanalitycommonplace

2. any of the salts of hydrobromic acid
formerly used as a sedative but now generally replaced by safer drugs