Idioms and Phrases with in a big way
in a big way
To a great extent, conspicuously. For example, I could go for a hamburger in a big way, or This hotel chain is expanding in a big way. [Slang; late 1800s]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.