Imitation of the sound of a whistle.
1861. Ld. Haddo, in Mem., xv. (1873), 212. It was puff, puff,whist, whist;and we were under weigh.
a. 1896. in Life & Lett. Millais (1899), II. 408. I said to a beautiful young person in the bar, I want a bedroom with a fire in it. Off she went to a pipe, and said, Whist! No. 238. and a fire.