noun Slang.

a stupid, foolish, or eccentric person.

Origin of ding-a-ling

First recorded in 1930–35; rhyming compound imitative of a bell
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ding-a-ling

Historical Examples of ding-a-ling

  • I rang a cow-bell to attract attention and he talked to the people: Ding-a-ling!

    The Strollers

    Frederic S. Isham

Word Origin and History for ding-a-ling

"one who is crazy," 1935, from notion of hearing bells in the head (see ding (v.)).

Online Etymology Dictionary, © 2010 Douglas Harper