We found 5 dictionaries that define the word prick up one's ears:

General (5 matching dictionaries)

1. prick up one's ears: Merriam-Webster
2. prick up one's ears: Oxford Learner's Dictionaries
3. prick up one's ears, prick up one's ears: Collins English Dictionary
4. prick up one's ears: Wiktionary
5. prick up one's ears, prick up ones ears: Dictionary.com

Definitions from Wiktionary (prick up one's ears) ▸ verb:  To listen attentively. ▸ Words similar to prick up one's ears ▸ Usage examples for prick up one's ears ▸ Idioms related to prick up one's ears ▸ Wikipedia articles (New!) ▸ Words that often appear near prick up one's ears ▸ Rhymes of prick up one's ears ▸ Invented words related to prick up one's ears