John's weapon isn't so floppy as the one in Bloodeborne (which I am also all of the hype for.) Imagine it as the size of a machete. This image is close enough, but less of a grip and more square.

[img]http://1ykhlp2zb5rq1isavr1d6mi5.wpengine.netdna-cdn.com/wp-content/uploads/2014/02/zombie-tools-reaver-cleaver-rob.jpg[/img]