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twi-nighter

American

[twahy-nahy-ter] / ˈtwaɪˈnaɪ tər /

noun

Baseball.

a twi-night doubleheader.

Etymology

Origin of twi-nighter

twi-night + -er ¹

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.