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extrabold

American  
[ek-struh-bohld] / ˈɛk strəˈboʊld /

noun

  1. unusually heavy boldface type.

adjective

  1. in extrabold.

Etymology

Origin of extrabold

extra- + bold

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.