I. hel ‧ ter-skel ‧ ter 1 /ˌheltə ˈskeltə $ ˌheltər ˈskeltər/ BrE AmE adverb
done quickly, in a disorganized way:
He ran helter-skelter down the slope.
II. helter-skelter 2 BrE AmE noun [countable]
British English a tall structure in a ↑ fairground which you sit on at the top and slide round and round to the bottom