Pronunciation: (pûrk),[key] —v.i. 1. to become lively, cheerful, or vigorous, as after depression or sickness (usually fol. by up): The patients all perked up when we played the piano for them. 2. to act, or carry oneself, in a jaunty manner.
3. to put oneself forward briskly or presumptuously.
—v.t. 1. to make smart, trim, or jaunty (sometimes fol. by up or out): to perk up a suit with a new white blouse. 2. to raise smartly or briskly (often fol. by up or out): to perk one's head up.
—adj. perky; jaunty: a perk manner.
Pronunciation: (pûrk),[key] —v.i., v.t.Informal. to percolate: Has the coffee perked yet? The research team is perking with new ideas.