rocker

[ rok-er ]
/ ˈrɒk ər /

noun

Idioms for rocker

    off one's rocker, Slang. insane; crazy: You're off your rocker if you think I'm going to climb that mountain.

Origin of rocker

1400–50; late Middle English: one who rocks a cradle; see rock2, -er1

British Dictionary definitions for off one's rocker

rocker
/ (ˈrɒkə) /

noun

Idioms and Phrases with off one's rocker (1 of 2)

off one's rocker

Also, off one's nut or trolley. See off one's head.

Idioms and Phrases with off one's rocker (2 of 2)

rocker

see off one's head (rocker).