Dictionary.com

three-decker

[ three-dek-er ]
/ ˈθriˈdɛk ər /
Save This Word!

noun
any ship having three decks, tiers, etc.
(formerly) one of a class of sailing warships that carried guns on three decks.
a sandwich made of three slices of bread interlaid with two layers of filling; club sandwich.
something having three layers, levels, or tiers.
QUIZ
CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?
There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?
Question 1 of 7
Which sentence is correct?
Also called triple-decker (for defs. 3, 4).

Origin of three-decker

First recorded in 1785–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use three-decker in a sentence

British Dictionary definitions for three-decker

three-decker

noun
  1. anything having three levels or layers
  2. (as modifier)a three-decker sandwich
a warship with guns on three decks
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
FEEDBACK