whiff-sniffer
whiff-sniffer
and wiff-sniffer n. a prohibitionist; someone always alert for the smell of alcohol on someone’s breath. (Prohibition.) No wiff-sniffer is going to tell me what to do.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.