Origin of Phrases - T
Take a dive
Meaning: To fail in a sporting event on purpose, to throw a game.
Example: All good employees learn to take a dive when playing golf with the boss.
Origin: Boxers who have been bribed to throw a bout but wishing to make it look as if the opponent won legitimately would dive to the mat after being hit. This was to create the illusion of a legitimate knock out.
Incidentally this is also a good strategy when playing golf with a customer.