The Big Apple:

An etymological dictionary

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

Back Door Sweep

A seven-game series "sweep" is when a sports team wins four straight games, losing none. A five-game series "sweep" is when a team wins three straight games, losing none.…

Backdoor Sweep

A seven-game series "sweep" is when a sports team wins four straight games, losing none. A five-game series "sweep" is when a team wins three straight games, losing none.…