The Big Apple:

An etymological dictionary

Investigating the origins of American words, names, quotations and phrases. Over 41,000 entries.

“Diet is a four-letter word”

A "four-letter word" usually means a profanity. "Diet" is a four-letter word (that is, something profane and not to be discussed) for certain people who like to keep their food…

CBO (cheddar-bacon-onion sandwich)

McDonald's fast food restaurants introduced the "CBO" (cheddar-bacon-onion) sandwich in 2012. The sandwich can be made with either meat or chicken. The "CBO" was introduced…