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  • top-off
    top-off
    noun
    a person who informs on another, often as if by accident or as a joke.
  • top off
    top off
    verb
    (tr, adverb) to finish or complete, esp with some decisive action
Synonyms

top-off

American  
[top-awf, -of] / ˈtɒpˌɔf, -ˌɒf /

noun

Australian Slang.

  1. a person who informs on another, often as if by accident or as a joke.

top off British  

verb

  1. (tr, adverb) to finish or complete, esp with some decisive action

    he 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
top off Idioms  

  1. 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]

  2. Finish, especially in a spectacular way, as in They topped off their trip with a visit to the White House . [First half of 1800s]

Etymology

Origin of top-off

First recorded in 1940–45; noun use of verb phrase top off to inform (on someone)

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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