A person you are friends with in real life, but are not friends with on Facebook.

literally the best fucking gummies to ever fucking exist

When one sends another man to a girl's house for some birthday sex and a viewing of Flintstones in Viva Rock Vegas, and when the guy gets there, the girl is sleeping and doesn't know why he's there.

One who leaves the office precisely at quitting time usually while his colleagues are still at their desks. In reference to the beginning of the cartoon where the work whistle blows and Fred yells YABAA DABBA DOO! and runs out of work.

Flintstone feet is someone with feet that can walk on anything barefoot . Fred Flintstone didn't wear shoes and could walk,run on grass,dirt,concrete etc .

When one od's on Flintstone vitamins.

a young trainhopper. This is a sometimes affectionate, sometimes derogatory term that old train riders gave young train riders. the term FLINTSTONE KID is derived from the tendency of young riders to have bones in their noses, orange hair, and skateboards; i.e. known punk regalia.