Conversation so far:
What is a true Daily Double in Jeopardy
A “true Daily Double” is when a contestant wagers all of their points before the clue is read.
What is the outcome of a “true Daily Double” in Jeopardy!
A correct question to the Daily Double clue can double a player’s score. A wrong question can reduce the player's score to zero, thereby changing the momentum of the game.
how is the daily double clue found in jeopardy!?
A Daily Double is hidden behind one clue in the Jeopardy! round, and two in Double Jeopardy!

Question: what is the origin of the name
Self-contained rewrite: what is the origin of the name 'daily double'