buying up; buying all of something; reserving every seat/room
The act of purchasing the entire stock or reserving all available units, often leaving none for others.
See also: 買い切る (かいきる)
The new game was bought up on release day and sold out immediately.
There are limits so that one person cannot reserve all the tour tickets.
purchase on a no-returns basis
A sale condition where the buyer cannot return or exchange the item after purchase; often used in phrases like 買い切り商品.
This item is sold on a no-returns basis, so it cannot be returned.
A one-time payment that covers unlimited or full access, as opposed to pay-per-use; common in software licensing and subscription models.
This app is a one-time purchase; there is no monthly fee.
Standard modern spelling.
Abbreviated kanji form, common in signs and compact text.
Variant spelling without okurigana い, seen in some contexts.
Noun form of the verb 買い切る (to buy up / purchase outright), from 買い (buying) + 切る (to cut off / finish).