stool-pigeon

英 [s'tuːlp'ɪdʒən] 美 [s'tuːlp'ɪdʒən]

• n. 媒鸽；诱鸽

英英释义

名词 stool pigeon:

1. someone acting as an informer or decoy for the police

2. a dummy pigeon used to decoy others