runaway

1 of 3

noun

run·​away ˈrə-nə-ˌwā 

1

: one that runs away from danger, duty, or restraint : fugitive

especially : a child who leaves home without permission

2

: the act of running away out of control

also : something (such as a horse) that is running out of control

3

: a one-sided or overwhelming victory

runaway

2 of 3

adjective

1

a

: running away : fugitive

b

: leaving to gain special advantages (such as lower wages) or avoid disadvantages (such as governmental or union restrictions)

runaway shipping firms

a runaway shop

2

: accomplished by elopement or during flight

3

: won by or having a long lead

a runaway success

also : extremely successful

a runaway bestseller

4

: subject to uncontrolled changes

runaway inflation

5

: being or operating out of control

a runaway oil well

a runaway nuclear reactor

run away

3 of 3

verb

ran away; run away; running away; runs away

intransitive verb

1

a

: to leave quickly in order to avoid or escape something

b

: to leave home

specifically : elope

2

: to run out of control : stampede, bolt

3

: to gain a substantial lead : win by a large margin

see also run away with

Synonyms of runaway

Adjective

• rampant
• uncontrolled

Verb

• escape
• flee
• run off
• fly
• get out

Examples of runaway in a Sentence

Adjective

The play was a runaway success.

a region plagued by runaway suburban sprawl

Verb

ran away from an unhappy marriage

the child runs away from large dogs

Recent Examples on the Web

Noun

Michigan State Police used thermal drone technology to find a 16-year-old runaway who was hiding under railroad ties in mid-Michigan. —Joseph Buczek, CBS News, 14 Jan. 2026

In Arthur Penn’s 1975 neo-noir Night Moves, Griffith is Delly Grastner, a 16-year-old runaway with a little girl’s voice and a grown woman’s body—on full display in an underwater nude scene—intent on seducing Gene Hackman, 43 and paunchy. —Lili Anolik, Vanity Fair, 12 Jan. 2026

Adjective

That pressure and resulting monetary policy set the stage for runaway inflation, economists said. —Greg Iacurci,jessica Dickler, CNBC, 12 Jan. 2026

Not the first runaway horse A horse crashed into a sign in Central Park in September. —Alexa Herrera, CBS News, 12 Jan. 2026

Verb

The man fled the scene in his vehicle, crashed into a parked car and then ran away on foot, DHS said. —Danya Gainor, CNN Money, 15 Jan. 2026

Dahlin scored two goals, both on the power play, as the Sabres ran away with a 5-2 win against another team battling for position in the Eastern Conference playoff race. —Matthew Fairburn, New York Times, 15 Jan. 2026

Word History

First Known Use

Noun

1534, in the meaning defined at sense 1

Adjective

1548, in the meaning defined at sense 1a

Verb

before the 12th century, in the meaning defined at sense 1a

Rhymes for runaway

• aaa
• adonais
• alleyway
• alumnae
• anime
• anyway
• arete
• attache
• baa
• beaujolais
• bouvier
• breakaway

Kids Definition

runaway

1 of 3 noun

run·​away ˈrən-ə-ˌwā 

1

: a person who runs away : fugitive

2

: the act of running away out of control

also : something (as a horse) that is running out of control

runaway

2 of 3 adjective

1

: running away : fugitive

2

: being out of control

run away

3 of 3 verb

ˌrən-ə-ˈwā

1

: to leave in a hurry especially to escape from danger or confinement

2

: to leave home