unused

adjective

un·​used ˌən-ˈyüzd 

in the phrase "unused to" usually -ˈyüs(t)

1

: not habituated : unaccustomed

unused to crowds

2

: not used: such as

a

: fresh, new

set an unused canvas on the easel

b

: not put to use : idle

unused land

c

: not consumed : accrued

unused sick leave

Synonyms of unused

• unadjusted
• unadapted
• unaccustomed

Examples of unused in a Sentence

The library has been unused for 10 years.

I have four days of unused vacation time left.

Recent Examples on the Web

In addition to a variety of THC products, including about 33 THC cartridges, 150 grams of marijuana, gummies and wax, deputies also found unused empty baggies for packaging and a scale. —Matthew Cupelli, Cincinnati Enquirer, 12 Nov. 2025

Most cities have enough water to keep themselves going for years, saved through their own efforts or through the Arizona Water Banking Authority, established in 1996 to store unused Colorado River water in central and southern Arizona. —Austin Corona, AZCentral.com, 12 Nov. 2025

Tom Cairney was an unused substitute. —Michael Cox, New York Times, 10 Nov. 2025

The refund would be for any unused portion of your ticket. —Susan Tompor, Freep.com, 7 Nov. 2025

Word History

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing unused

• unused to

Rhymes for unused

• disabused
• overused
• underused
• unexcused
• abused
• accused
• amused
• bemused
• confused
• contused
• defused
• diffused

Kids Definition

unused

adjective

un·​used ˌən-ˈyüzd 

ˈən-

in the phrase "

unused to "

usually -ˈyüs(t)

1

: not accustomed

unused to crowds

2

a

: not having been used before

an unused paintbrush

b

: not being in use : idle

c

: available for future use

unused vacation time