Idioms and Phrases with or whatever
Whatnot, or any other thing that might be mentioned, as in They've stocked wine, beer, soda, or whatever, or You can stay or leave, or whatever. [Early 1900s]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.