mindless

adjective

mind·​less ˈmīn(d)-ləs 

1

a

: marked by a lack of mind or consciousness

a mindless sleep

b(1)

: marked by or displaying no use of the powers of the intellect

mindless violence

(2)

: requiring little attention or thought

especially : not intellectually challenging or stimulating

mindless work

a mindless movie

2

: not mindful : heedless

mindless of the consequences

mindlessly adverb

mindlessness noun

Synonyms

• airheaded
• birdbrained
• bonehead
• boneheaded
• brain-dead
• brainless
• bubbleheaded
• chuckleheaded
• dense
• dim
• dim-witted
• doltish
• dopey
• dopy
• dorky [slang]
• dull
• dumb
• dunderheaded
• empty-headed
• fatuous
• gormless [chiefly British]
• half-witted
• knuckleheaded
• lamebrain
• lamebrained
• lunkheaded
• oafish
• obtuse
• opaque
• pinheaded
• senseless
• simple
• slow
• slow-witted
• soft
• softheaded
• stupid
• thick
• thick-witted
• thickheaded
• unintelligent
• unsmart
• vacuous
• weak-minded
• witless

Examples of mindless in a Sentence

The article was a mindless piece of nonsense.

The movie has been criticized for its mindless violence.

a mindless waste of time

He seemed to be completely mindless of the danger he was facing.

She was mindless of her appearance.

Recent Examples on the Web

Instead of mindless scrolling, engage in slow, fulfilling activities like reading, knitting or sketching. —Mark Travers, Forbes.com, 28 Apr. 2025

The Heat hung around for a while but gave up too many second-chance points, committed too many mindless miscues (14 turnovers) and couldn’t stop Cleveland’s offense from behind the three-point line or on forays to the basket. —Barry Jackson, Miami Herald, 21 Apr. 2025

In a matter of days, the whole planet is overrun with mindless killing machines who can infect other humans with their bite. —Noel Murray, New York Times, 12 Apr. 2025

These podcasts inevitably start to mimic reality TV, in providing both mindless entertainment and a deeply engaging connection to the talent. —Kyndall Cunningham, Vox, 10 Apr. 2025

Word History

First Known Use

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

Kids Definition

mindless

adjective

mind·​less ˈmīn-(d)ləs 

1

a

: lacking the ability to think, feel, or respond

a mindless killer

b

: showing no use of the intelligence

mindless violence

2

: not mindful

mindlessly adverb

mindlessness noun