There was a delightful girl on my IOT course called "Clang", because that was the sound the shovel had made when it hit her face.
A chap at Waddo was called "Thrush" because he was an irritating C***.
Two girly nav studes at Finningley were asked to do recce briefs on consecutive mornings. Subjects: "Squat-eye" and "Flatface". Purely coincidental I'm sure.