An adult male kangaroo. / Something that makes a booming sound. / (US, mainly 1920–1930) A transient worker who would move from boom town to boom town in search of temporary work.

(informal) Ellipsis of baby boomer. / (by extension, slang, sometimes derogatory) An elderly person, regardless of generation.

plural of boomer

the men's national basketball representative team of Australia

(informal) A narcissistic liberal worldview associated with baby boomers.

An optimistic form of American capitalism that focuses on one industry. / The behaviours and attitudes of baby boomers.

A surname.

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.

plural of baby boomer

(demographics) A child of a member of the post-World War II baby boom generation, born in the period extending approximately from the late 1970s or early 1980s to the mid-1990s.