rocker

noun

rock·​er ˈrä-kər 

1

a

: either of two curving pieces of wood or metal on which an object (such as a cradle) rocks

b

: any of various objects (such as a rocking chair or an infant's toy having a seat placed between side pieces) that rock on rockers

c

: any of various objects in the form of a rocker or with parts resembling a rocker (such as a skate with a curved blade)

d(1)

: any of the curved stripes at the lower part of a chevron worn by a noncommissioned officer above the rank of sergeant

(2)

: the curved stripe at the upper part of a chevron worn by a chief petty officer

2

: any of various devices that work with a rocking motion

3

: a rock performer, song, or enthusiast

Phrases

off one's rocker

: in a state marked by extreme confusion or mental unsoundness

… he felt dizzy, slightly off his rocker at this extraordinary assailment of his senses.

—Bernard Malamud

Examples of rocker in a Sentence

Recent Examples on the Web

The on/off rocker worked as intended, as did the long-press dimmer function and the CCT and lighting scenes rockers. —PC Magazine, 5 July 2025

The story is inspired by the real-life memories of Jeff Hupp, a former Detroit indie rocker who has a lot in common with Jesse. —Julie Hinds, Freep.com, 3 July 2025

Upcoming shows include rockers Metallica and AC/DC, as well as Coldplay and The Weeknd. Ascend Amphitheater Ascend Amphitheater is an open-air venue on the Cumberland River inside the Metro Riverfront Park. —Audrey Gibbs, The Tennessean, 2 July 2025

But with her fifth album Some Kind of Feeling, the Australian rocker is finally ready to enjoy the spotlight herself — and let her music do the talking. —Rachel Desantis, People.com, 2 July 2025

Word History

First Known Use

1760, in the meaning defined at sense 1a

Phrases Containing rocker

• Boston rocker
• hard rocker
• platform rocker
• rocker arm
• rocker panel

Rhymes for rocker

• blocker
• chalker
• cocker
• docker
• hawker
• hocker
• knocker
• locker
• mocker
• ocher
• shocker
• soccer

Kids Definition

rocker

noun

rock·​er ˈräk-ər 

1

a

: a curving piece of wood or metal on which an object (as a cradle) rocks

b

: a structure or device (as a chair) that rocks on rockers

2

: a device that works with a rocking motion

3

: a rock singer, musician, fan, or song