bottle keep; keep bottle
A system in Japanese bars where a customer buys a bottle of spirits, labels it with their name, and the bar stores it for them to drink over multiple visits. Wasei-eigo from 'keep bottle'; the reverse form ボトルキープ is also used.
wasei-eigo (Japanese-coined English), from keep bottle
See also: ボトルキープ
This bar offers a bottle keep service, so I come here often.
Could you write my name on the keep bottle?
Variant with interpunct; less common but seen in some signage or menus.
Wasei-eigo from English 'keep bottle', referring to the practice of keeping a personal bottle at a bar.