Try the reference manual to Royal Navy Slang "Jackspeak"
Playboy = BR 69 - Naval Manual of Gynaecology.
SNAFU - Situation Normal, All F**ked up
Slide - Butter
And with reference to an above post where dhoby means to wash, coupled with "thin out" which means to leave, then we arrive at Naval Slang for Wash and Go shampoo... Dhoby and Thin.
Neptune Dust - Table salt
Hoffwomper - Facially challenged female, also know as Crocadillapig or face fire victim.. she answers to the name "Clang" cos thats the noise the shovel made when it hit her face.