standby

1 of 4

noun

stand·​by ˈstan(d)-ˌbī 

plural standbys ˈstan(d)-ˌbīz 

1

a

: one to be relied on especially in emergencies

b

: a favorite or reliable choice or resource

2

: one that is held in reserve ready for use : substitute

standby

2 of 4

adjective

1

: held near at hand and ready for use

a standby power plant

standby equipment

2

: relating to the act or condition of standing by

standby duty

a standby period

3

: of, relating to, or traveling by an airline service in which the passenger must wait for an available unreserved seat

standby passengers

a standby ticket

standby

3 of 4

adverb

: on a standby basis

fly standby

stand by

4 of 4

verb

stood by; standing by; stands by

intransitive verb

1

: to be present

also : to remain apart or aloof

2

: to be or to get ready to act

an ambulance was standing by

transitive verb

: to remain loyal or faithful to : defend

stood by his decision

Phrases

on standby

: ready or available for immediate action or use

Synonyms

Noun

• anchor
• buttress
• dependence
• dependance
• mainstay
• pillar
• reliance

Verb

• adhere (to)
• cling (to)
• hew (to)
• keep (to)
• stick (to or with)

Examples of standby in a Sentence

Noun

More police officers were sent as standbys.

We bought an electric generator as a standby.

Verb

no matter how much people object, I will stand by my decision

Recent Examples on the Web

Noun

According to the Arizona Department of Forestry and Fire Management, 162 personnel from state, local, federal, and tribal agencies have been assigned to the incident, with aircraft and helicopters on standby. —Olivia Rose, The Arizona Republic, 12 Oct. 2024

Everyone loves this easy and healthy breakfast combo, which also makes a fun couples costume from Spirit Halloween and an alternative to the old standby PB&J. —Jené Luciani Sena, Fox News, 1 Oct. 2024

Adjective

More than 15,000 Taiwanese soldiers are on standby across different parts of the island to assist with evacuation and rescue efforts, Taiwan’s defense ministry spokesman Sun Li-fang told reporters on Monday. —Eric Cheung, CNN, 1 Oct. 2024

More than 38,000 Taiwanese soldiers are on standby to help in case of emergencies. —Chris Lau, CNN, 3 Oct. 2024

Adverb

But for the approximately 750,000 Americans who have been diagnosed with ulcerative colitis (UC), being away from home—and a familiar bathroom—often feels riskier than flying standby. —Karla Walsh, Condé Nast Traveler, 1 Oct. 2024

Southwest Airlines: Travelers with Southwest flights scheduled to, through and from Cancun (CUN) through Sept. 25 may rebook travel or fly standby for free within 14 days of their original travel dates. —Eve Chen, USA TODAY, 25 Sep. 2024

Verb

Whether the militant group stands by that could depend on who ultimately replaces Sinwar, but experts said there is also an opportunity to be found in the uncertainty rippling its ranks. —Shannon K. Kingston, ABC News, 18 Oct. 2024

Speaking at Fortune’s Most Powerful Women Summit, Diaz stood by her decision to retire from acting for just over a decade. —Zack Sharf, Variety, 16 Oct. 2024

Word History

First Known Use

Noun

1712, in the meaning defined at sense 2

Adjective

1882, in the meaning defined at sense 1

Adverb

1971, in the meaning defined above

Verb

14th century, in the meaning defined at intransitive sense 1

Phrases Containing standby

• on standby

Kids Definition

standby

1 of 4 noun

stand·​by ˈstan(d)-ˌbī 

plural standbys -ˌbīz 

: one available or to be relied on especially in emergencies

standby

2 of 4 adjective

1

: held near at hand and ready for use

standby equipment

2

: relating to the act of standing by

a standby period

3

: of or relating to a mode of transportation (as airline service) in which the passengers must wait for an available unreserved spot

a standby ticket

standby

3 of 4 adverb

: as a standby passenger

flying standby

stand by

4 of 4 verb

(ˈ)stan(d)-ˈbī

1

: to be present

stood by, watching the game

2

: to be or to get ready to act

ambulances are standing by

3

: to remain loyal or faithful

stood by us to the end

stood by his decision