Definitions from Wiktionary (Boomer)

▸ noun:  Something that makes a booming sound.
▸ noun:  (US, mainly 1920–1930) A transient worker who would move from boom town to boom town in search of temporary work.
▸ noun:  A device used to bind or tighten chain.
▸ noun:  (US, nautical, military, slang) A nuclear ballistic missile submarine, SSBN.
▸ noun:  (UK) A Eurasian bittern (subfamily Botaurinae).
▸ noun:  An adult male kangaroo.
▸ noun:  (Appalachia) A red squirrel (Tamiasciurus hudsonicus).
▸ noun:  A mountain beaver (Aplodontia rufa).
▸ noun:  (realtime strategy games) A player who prioritises economic development and securing resources (and therefore future production) over offence or defence.
▸ noun:  (by extension, slang, sometimes derogatory) An elderly person, regardless of generation.
▸ noun:  (by extension, slang, sometimes derogatory) A person who is too old to be familiar with the use of recent technology.
▸ noun:  A surname.
▸ noun:  (US, historical) A member of a 19th century movement which campaigned for the opening of "Unassigned Lands" within the Indian Territory (now Oklahoma) for settlement.
▸ noun:  (US, historical) Alternative letter-case form of Boomer (“Oklahoma settler”) [A surname.]
▸ noun:  (informal) Ellipsis of baby boomer. [(sometimes capitalized) A person born in the postwar years (generally considered in the United States and other Allied countries as between 1946 and the early 1960s), when there was a marked increase in birthrates throughout the Western world following the return of servicemen at the end of World War II.]
▸ noun:  Alternative form of boomer (“baby boomer”) [Something that makes a booming sound.]

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