When I was in the Air Force on a radar site, the maintenance technicians would service as maintenance controllers coordinating both scheduled and unscheduled outages of all of the electronic equipment on the site with the Air Division Headquarters. Our means of communicating was the use of our initials using the phonetic alphabet.
One of my buddy's initials was J H or Juliet Hotel and naturally, being young GI
's, this ID
tweaked our slightly perverse sense of humor. After that, he was known by everyone as "Cat House". Sorry John.