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prick up one's ears

Listen carefully, pay close attention, as in When she heard them mention her boyfriend she pricked up her ears. This term alludes to horses raising their ears at a sudden noise. [Late 1500s]

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Question 1 of 9
You may have read the word "simmer" in a recipe or two, but what does it really mean?
To cook in water that begins cold and then reaches a boil.
To stew in a sauce for a long time.
To cook in water, just below boiling temperature.
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Words nearby prick up one's ears

prickly pear, prickly poppy, prick-post, prick song, prickspur, prick up one's ears, pricky, pricy, pride, pride and joy, Pride and Prejudice
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.