a chemical compound that contains the element bromine with another element or species, for example the compound potassium bromide, that was historically used as a sedative;
e.g. The salt formed from the reaction is a bromide which is soluble in water.
(noun)
a statement, remark, or idea that is boring, commonplace, and unoriginal due to being overused, or a person who is boring or tiresome;
e.g. A comment about the weather is often a bromide you use when you don't know what to say to someone.