darn tooting

darn tootin'

slang Absolutely right. A: "Are you coming to the barbeque today?" B: "You're darn tootin'! I'll see you there."
See also: darn
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

darn tooting

 and darn tootin'
absolutely. You're darn tooting I'll be there. I wouldn't miss it for the world.
See also: darn, toot
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
See also:
References in periodicals archive ?
He said: "I, for one, certainly won't endorse what he said - and you can be darn tooting sure about that."