Wiktionary
vb. (present participle of turn on English)
Wikipedia
Turning On is a collection of thirteen science fiction short stories by Damon Knight. The stories were originally published between 1951 and 1965 in Galaxy, Analog and other science fiction magazines.
An Ace paperback reprinting in 1967 omitted the story " The Handler". This story was also omitted in the 1966 reissue of the Doubleday hardback edition.
Usage examples of "turning on".
Meat was turning on spits in roasting pits, which were also filled with freshly picked corn on the cob and newly dug potatoes.
He went to the Ariel and sat astride it, turning on the headlight.
Refusing to allow them to get near Molly, Shinny began pushing food into slots, compartments, turning on switches and punching buttons.
He had spent a night tossing and turning on his pallet, and he was one who usually found sleep easily.
The bullet caught Grave Digger in his spin as he was turning on a long slant, almost horizontal to the floor.
Though he was on the short side, he was capable of turning on the charm when he wanted.