say it: BOO-mur
boomer is a noun meaning "a member of the baby boom generation in the 1950s". It carries one recorded sense.
a member of the baby boom generation in the 1950s
“they expanded the schools for a generation of baby boomers”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for boomer come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.