english
1
general::
Phrase(s): in a big way very much; intensely. • I’m really interested in her in a big way. • He plays to win—in a big way.
McGrawhill's American Idioms And Phrasal Verbs
2
general::
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]
American Heritage Idioms