British slang, very similar in meaning to razzle. It means going out, getting pissed, but the major objective is lots and lots of shagging preferably with a number of different partners. As with razzle this slang term has its origins with the Royal Navy but became more widely known due to the Kate Bush song “Ran Tan Waltz”.
Joe’s in his pit, snoring his head off. He spent most of the weekend on the ran tan.
An unarmed Detective that works unclothed. He must specify in rape and gets into the minds of the criminals. A rantang is a playa for the people. Citizens often feel safe in the presence of him. A rantang is considered a watchful protector, a silent guardian, a dark knight.
Girl1: Who’s that naked dude sniffing the bed”
Girl2: Oh he’s just a Rantang, he’s cool.