Where in Sam Hill?
where (in) (the) Sam Hill
An emphatic way of forming any statement or question beginning with "where," typically when expressing frustration, anger, irritation, incredulousness, etc. ("Sam Hill" is a colloquial minced oath for "hell.") Just where in Sam Hill do you think you're going? You've got school in the morning, young lady! We're not going anywhere until I figure out where in the Sam Hill I left my wallet. I don't know where the Sam Hill you got so much money, but there's no way you earned all that just from flipping burgers on the weekends.
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Where in Sam Hill?
verbSee also: SAM
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.