Rocker

/ɹˈɒkɐ/

/ˈɹɑkɝ/

Rocker

a chair mounted on rockers

a performer or composer or fan of rock music

a curved support that permits the supported object to rock to and fro

an ice skate with a curved blade

a trough that can be rocked back and forth; used by gold miners to shake auriferous earth in water in order to separate the gold

synonyms : cradle

a teenager or young adult in the 1960s who wore leather jackets and rode motorcycles

an attendant who rocks a child in a cradle

Examples

1. He has been acting off his rocker ever since the accident.

2. Yesterday, she was completely off her rocker, yelling at random strangers on the street.

3. The politician is making outrageous claims, and people think he's off his rocker.

4. - Off their rocker.