大口
also: おおくち
Meanings
1
big mouth; wide-open mouth
Refers to a physically large mouth or a mouth opened wide. Often used in set phrases like 大口を開ける.
The lion yawned with its mouth wide open.
2
Refers to boastful or exaggerated speech. Common in phrases like 大口を叩く (to talk big).
He always talks big, but in reality he can't do anything.
3
noun, noun which may take the genitive case particle 'no'
large amount; large quantity; bulk
Used for large orders, transactions, or quantities, especially in business contexts. Antonym: 小口 (small lot).
Antonyms: 小口 (こぐち)
We received a large order.
There is a discount for bulk transactions.
Usage patterns
- 大口の〈物〉a large amount/quantity of ~ (e.g. an order, deal, deposit)
A large order came in from that company.
- 大口の〈人〉a major (big-spending) customer or investor
He is a major customer of our store.
- 大口を開けて〈動詞〉to do something with one's mouth wide open
The baby yawned with its mouth wide open.