top-off
[ top-awf, -of ]
/ ˈtɒpˌɔf, -ˌɒf /
noun Australian Slang.
a person who informs on another, often as if by accident or as a joke.
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Origin of top-off
First recorded in 1940–45; noun use of verb phrase top off to inform (on someone)
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for top-off
top off
verb
(tr, adverb) to finish or complete, esp with some decisive actionhe topped off the affair by committing suicide
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Idioms and Phrases with top-off
top off
Fill a container, especially when it is almost full to begin with. For example, I don't need much gas; just top off the tank, please. [First half of 1900s]
Finish, especially in a spectacular way, as in They topped off their trip with a visit to the White House. [First half of 1800s]
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.