Definition of "cray"

The third stage occurs when the crays moult into miniature adults. They are now completely independent of the mother and leave her permanently after a week or so.

2012, Robert B. McCormack, A Guide to Australia's Spiny Freshwater Crayfish, page 47

That small of a fine for that kind of blatant disregard is cray.

2010 November 23, Cory Giger, “NFL commish slaps Steelers in face with weak punishment of Seymour”, in The Altoona Mirror, Altoona, Pennsylvania

Before his set, RWD somehow found time to back a quick vodka shot in the Ice Bar downstairs - yes we're aware an ice bar in the desert is cray.

2012 September, “Sharm x Savoy + Kiss = Happy RWD”, in Fazer, number 127, page 80

Also, make sure you look both ways first, because the traffic is cray.

2013, Dani Kellner, "20 Things Your Ten Year Old Self Could Do at Cornell", Slope, Spring 2013, page 18