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.

Origin of top-off

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

Definition for top off (2 of 2)

Origin of top

1
before 1000; Middle English, Old English; cognate with Dutch top, German Zopf, Old Norse toppr “top”

OTHER WORDS FROM top

un·topped, adjective

British Dictionary definitions for top off (1 of 3)

top off

verb

(tr, adverb) to finish or complete, esp with some decisive action he topped off the affair by committing suicide

British Dictionary definitions for top off (2 of 3)

top 1
/ (tɒp) /

noun

adjective

of, relating to, serving as, or situated on the top the top book in a pile
British informal excellent a top night out

verb tops, topping or topped (mainly tr)

See also top off, top out, tops, top up

Word Origin for top

Old English topp; related to Old High German zopf plait, Old Norse toppr tuft

British Dictionary definitions for top off (3 of 3)

top 2
/ (tɒp) /

noun

a toy that is spun on its pointed base by a flick of the fingers, by pushing a handle at the top up and down, etc
anything that spins or whirls around
sleep like a top to sleep very soundly

Word Origin for top

Old English, of unknown origin

Idioms and Phrases with top off (1 of 2)

top off

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]

Idioms and Phrases with top off (2 of 2)

top