海量 (hǎiliàng) Great capacity for liquor
The character “海 (hǎi)” means sea or ocean and “量 (liàng)” means quantity or amount.
Example:
Nín zhēn shì hǎiliàng, zài lái yì bēi.
您真是海量，再来一杯。
You really can drink a lot of liquor. Have another glass please!