What is 'hook in-horse'?

Giganews Newsgroups
Subject: What is 'hook in-horse'?
Posted by:  fl (rxjwg…@gmail.com)
Date: Sun, 5 Jun 2016


When I read the following transcript, I don't understand 'hook in-horse'.

Could you explain it to me?=20

Thanks in advance

A: Yes. And can you for the sake of those on the call who don=E2=80=99t alr=
eady, can you
remind us of what=E2=80=99s on the hook in-horse?

B: They have a certain amount of money that they are going to pay. They bac=
started this entire project.