BLUE CHIP

PRONUNCIATION:
(BLOO chip)

MEANING:
adjective: Having high value and reliability.
noun: A reliable and highly valuable asset, such as a stock, a company, etc.

ETYMOLOGY:
In poker (and other gambling games), a blue chip typically represents high value. Earliest documented use: 1873.

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BLUE SHIP - I'm sorry, I know you reserved the Yellow Submarine, but unfortunately it's in drydock this week so we've given you a free upgrade

(Well, it's better than
BLUE CHAP - Commander Peary left his Long Johns home...)