short notice
Term referring to a fighter who accepts a fight with very little preparation time, usually a few days. Here, the commentators clarify that a five-week notice does not constitute a short notice.
Explained in Jab Life

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« No, let's stop using that term. Same thing, I am doing my Jean-Pierre Coff because on top of that someone asked me the question in my Insta Q and A, they said yeah, but what is short notice? No, this is not short notice, they have known for two or three weeks. »
Alexandre · at 2:42:57

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Situation in which a fighter accepts a fight with very little preparation time, as a replacement for a fighter who has pulled out or is unavailable.
« It is David Cypra, who is from Toulouse by the way, who will fight Nicolas and Bivol on short notice for the belt, given that he was originally scheduled against Azevedo Junior. »
Alexandre · at 1:46:13