Synonyms

top-off

American

[top-awf, -of] / ˈtɒpˌɔf, -ˌɒf /

noun

Australian Slang.

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

top off British

verb

(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

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]

Etymology

Origin of top-off

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This was just a top-off to hit its capex target and still have some cash left over.

From Barron's

And if you’re in a rush, a 15-minute top-off will get you several hours of playback time.

From The Verge

Many experts believe the third shot does more than just top-off waning immunity; the shot also broadens the ability of the immune system to defend against variants, including omicron.

From Washington Post

Engineers deliberately left the fuel tank accessible for a top-off by visiting spacecraft, if and when such technology becomes available.

From Seattle Times

They can be fully charged up in 2.5 hours, and in a low-battery pinch, a 15-minute top-off should get you three hours of listening time.

From The Verge

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