adjective, noun Slang.

Origin of mostest

First recorded in 1880–85; most + -est1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for mostest

Contemporary Examples of mostest

  • “I was a waiter and she was the hostess with the mostest,” said Berman.

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    The Anti Jon and Kate

    Emili Vesilind

    September 13, 2009

Historical Examples of mostest