not amusing or interesting; boring and old-fashioned The museum is trying to get rid of its staid image. See related entries: Boredom Word Origin mid 16th cent.: archaic past participle of the verbstay.Extra examples He had grown staid and dull. The locals were a very staid lot. a rather staid and old-fashioned hotel the normally staid image of chess the staid world of business He was a staid sort of man who mostly wrote about local government matters. His pictures brought life and fun into the staid, pre-war world of fashion photography.