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

But somehow, without the brass, this actually turned into the night’s most effective all-out rocker, extended into a jam that left the mod setting of the storyline for something that felt a bit closer to the psychedelic era by the end. —Chris Willman, Variety, 20 Sep. 2025

Anderson shares Brandon and Dylan with ex-husband and rocker Tommy Lee. —Raechal Shewfelt, Entertainment Weekly, 20 Sep. 2025

Monster Rock Off — The Lego Monster Band battles for the title of best rocker during a live concert full of classic rock. —Brady MacDonald, Oc Register, 19 Sep. 2025

There’s also a new single, recorded with local rockers/current tourmates Bear Ghost, that could be out before the festival if all goes well. —Ed Masley, AZCentral.com, 19 Sep. 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