$100 hamburger
A restaurant/diner that is popular with private pilots. Generally located on an airport.
Hey man, lets fly to the next town over and grab a $100 hamburger!
$100 hamburger
A general aviation flight that involves flying a short distance, eating a meal, and flying back.
It’s called hunting the $100 hamburger — “$100” referring to the cost of fuel — sort of the aeronautical equivalent of lazy Sunday drives in which the destination isn’t as important as the pleasure of getting away.