a term used for people born between 1946 and 1966, during the post-World War II baby boom

The term used to describe individuals born between 1965 and 1980.

the generation following the baby boom (especially Americans and Canadians born in the 1960s and 1970s)

Generation X was a Marvel Comics superhero team, a 1990s-era X-Men junior team.

On February 20, 1996, the Fox Broadcasting Company aired a made-for-television telefilm based on the Marvel Comics series Generation X. The film (produced by Marvel Entertainment) featured Banshee and Emma Frost as the headmasters of Xavier's School for Gifted Youngsters and M, Skin, Mondo, Jubilee and two new characters Buff and Refrax as students (Chamber and Husk were not written in because the budget didn't allow for the special effects their powers required). The team battled a mad scientist named Russel Tresh who used a machine to develop psychic powers.

Generation X was the eponymous first album from Generation X and was produced by Martin Rushent and released in 1978. The album contained the UK hit single "Ready Steady Go" which reached No. 47 in the chart in March 1978.