Like so much of the English language, ‘Gay’ has a variety of connotations. Here are the three most common definitions, told with pictures rather than words.
1) Oldest Definition.
Generally considered archaic.
Ex: The joys of the Christmas season left everyone feeling quite gay.
2) Contemporary definition.
Not just happy–Fabulous.
Ex: Evan’s not very good at sports because he’s gay.*
3) Pejorative Definition.
Most recent variant, circa 1980s.
Ex: He’s got a tattoo of a Camaro on his back, and it’s super-fucking gay.
Some rare and wondrous creatures manage to embody all three definitions simultaneously: