Fast 5 

When a guy uses all 5 digits while fingering a girl to get the job done fast.

You owe me a Fast 5 tonight.

Fast 5 by Mr. Ian Maya Bavitz June 7, 2011

Fast Times at 53 minutes 5 seconds 

A moment people who like Boobies enjoy pausing.

Steve Harrington : Do you know who pauses Fast Times at 53 minutes 5 seconds ? People who likes boobies, Robin !
Robin : Ew ! Gross. Don't say Boobies.
Steve : It's not a big deal, okay ? I like Boobies, you like boobies.

Fast Times at 53 minutes 5 seconds by miss_grain_dsel June 16, 2022

Fast50s 

The mini bike made by the company Fast50s.

John has a really cool Fast50s bike!

Fast50s by Bob from the beach July 8, 2006