plural of bobble hat

simple past tense and past participle of de-bobble

present participle of de-bobble

(UK) Alternative form of debobble

Synonym of head wobble (“Indian gesture”)

(medicine, neurology) A rare neurological movement disorder, related to cystic lesions and swelling of the third ventricle in the brain, in which patients, usually children around age 3, begin to bob the head and shoulders involuntarily back and forth or from side to side.