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Synonyms

chaser

1 American  
[chey-ser] / ˈtʃeɪ sər /

noun

  1. a person or thing that chases or pursues.

  2. a drink of a milder beverage taken after a drink of liquor.

  3. Also called chase gun.  (on a vessel) a gun especially for use when in chase or when being chased.

  4. a hunter.

  5. Theater.

    1. Chiefly British. the final act or musical number of a vaudeville or variety show.

    2. the music played as the audience leaves a theater.

chaser 2 American  
[chey-ser] / ˈtʃeɪ sər /

noun

  1. a tool with multiple teeth for cutting screw threads.

chaser 3 American  
[chey-ser] / ˈtʃeɪ sər /

noun

  1. a person who engraves metal.

chaser 1 British  
/ ˈtʃeɪsə /

noun

  1. a person or thing that chases

  2. a drink drunk after another of a different kind, as beer after spirits

  3. a cannon on a vessel situated either at the bow ( bow chaser ) or the stern ( stern chaser ) and used during pursuit by or of another vessel

"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
chaser 2 British  
/ ˈtʃeɪsə /

noun

  1. a person who engraves

  2. a lathe cutting tool for accurately finishing a screw thread, having a cutting edge consisting of several repetitions of the thread form

"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

Etymology

Origin of chaser1

First recorded in 1250–1300; Middle English chasour, chesour “hunting horse, hunter,” from Old French chaceo(u)r, from chacier chase 1 + -er 1 ( def. )

Origin of chaser2

First recorded in 1700–10; chase 2 + -er 1

Origin of chaser3

First recorded in 1700–10; chase 3 + -er 1

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.

The post describes Cooper as an ambulance chaser who preys on people who have just gone through a horrific accident so she can get the exclusive.

From Los Angeles Times • Apr. 14, 2026

Your chaser is Alison McAlpine’s appealing, aptly titled “Perfectly a Strangeness,” sans humans, but starring three donkeys in an unnamed desert happening upon a cluster of hilltop observatories.

From Los Angeles Times • Feb. 20, 2026

"Being able to get the chaser from shaking the box, learning how to feel the difference…," is deeply satisfying for him.

From BBC • Jun. 19, 2025

Higgins Storm Chasing, which has hired professional meteorologist and amateur tornado chaser Thomas Hinterdorfer, didn't respond to the BBC's request for an interview.

From BBC • May 1, 2025

Nevertheless, he stuck around to watch the Korean conflict, where Ensign Stephanides served on a submarine chaser.

From "Middlesex: A Novel" by Jeffrey Eugenides

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.