by word of mouth

Другие идиомы:

• bad-mouth (someone or something)
• leave a bad taste in one's mouth
• Shut your mouth!
• loudmouth
• down in the mouth
• take the words out of (someone's) mouth
• have a big mouth
• say a mouthful
• keep one's mouth shut
• run off at the mouth
• not open one's mouth
• shoot one's mouth off
• laugh out of the other side of one's mouth
• bigmouth
• foam at the mouth