Dictionary.com
Thesaurus.com

decker

1 American  
[dek-er] / ˈdɛk ər /

noun

  1. something, as a ship or bed, having a specified number of decks, floors, levels, or the like (used in combination).

    The cruise ship is a five-decker.
Decker 2 American  
[dek-er] / ˈdɛk ər /

noun

  1. Thomas. Dekker, Thomas.

Decker 1 British  
/ ˈdɛkə /

noun

  1. a variant spelling of (Thomas) Dekker

"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
-decker 2 British  

adjective

  1. (in combination) having a certain specified number of levels or layers

    a double-decker bus
"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 decker

First recorded in 1785–95; deck + -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.

Spokesman Peter Myles, who farms in Angus, says the arrangement only applies to "a double decker bus full" of shearers from the southern hemisphere who have been coming to Scotland for generations.

From BBC • Mar. 19, 2026

Four people have been hurt after a double decker bus crashed into a railway bridge tearing its roof off in Kilmarnock.

From BBC • Dec. 19, 2024

The single decker vehicle came off the road in Grosmont, near Whitby in North Yorkshire, at about 13:40 BST.

From BBC • Aug. 3, 2024

The driver of a double decker bus has been charged after its roof was ripped off in a crash with a bridge in West Lothian.

From BBC • Mar. 11, 2024

A red double- decker bus propelled by an air bubble floated up and down the silent street.

From "The God of Small Things" by Arundhati Roy

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.