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whet (one's) appetite
To induce or increase one's interest in something. The first chapter of that novel really whetted my appetite—I'm eager to read more of it tonight.
lose (one's) appetite
To no longer be hungry; to no longer have a desire or inclination to eat. Hearing the gruesome details of the murder made me lose my appetite. The news was so sobering that we all lost our appetites.
get up an appetite
Fig. to do something to make one very hungry. (Usually in this order.) He can't seem to get up an appetite these days. Whenever I jog, I really get up an appetite.
have an appetite for something
1. Lit. to have a desire to eat something in particular. I have an appetite for a nice big steak.
2. Fig. to have a desire to have, see, hear, etc., something. Bobby has a big appetite for sports and activity. Bob has no appetite for violence on television.
lose one's appetite
to lose one's desire to eat. After that gory movie, I'm afraid I've lost my appetite.
whet someone's appetite
Fig. to cause someone to be interested in something and to be eager to have, know, learn, etc., more about it. Seeing that film really whetted my sister's appetite for horror films. She now sees as many as possible. My appetite for theater was whetted when I was very young.
whet one's appetite
Arouse one's interest or eagerness, as in That first Schubert piece whetted my appetite; I hope she sings some others. This idiom, first recorded in 1612, transfers making one hungry for food to other kinds of eagerness.
whet someone's appetite
COMMON If something whets your appetite for a particular thing, it makes you want it. Winning the World Championship should have whetted his appetite for more success. Her appetite already whetted by the book, she took a trip to England. Note: You can also say that something whets the appetite. The series is entertaining, and it certainly whets the appetite. Note: To whet a knife means to sharpen it.
whet someone's appetitestimulate someone's interest by partial revelation.
ˌwhet somebody’s ˈappetitemake somebody feel hungry; make somebody interested in something: Don’t eat too much of this dish. It’s only to whet your appetite for the main course. ♢ One of my teachers lent me a book about climbing, and it really whetted my appetite.
If you whet a knife, sword, etc., you make it sharper.