A large number, particularly the size of an exhaustively long list of examples, uses, applications, etc.

(Internet slang, text messaging) thank you.

(aviation, slang) A general aviation flight that involves flying a short distance, eating a meal, and flying back. / Used other than figuratively or idiomatically: see $, 100, hamburger.

101st Airborne Division of the US Army.

plural of 10.0

(figuratively) Perfection; a perfect specimen, especially one who is physically attractive.

(video games) A category in speedrunning which pertains to the goal of a game's completion to the fullest extent while also unlocking every feature possible.

plural of $100 hamburger

A flood event that has a 1% probability of occurring in any given year; an exceptionally large flood.

plural of 100-year flood