Five hundred pounds
In Cockney slang a monkey is £500.
I can't find any cockney slang called "gorilla" but a monkey is 500 pounds.
five hundred A monkey = £500 in cockney rhyming slang.
In Cockney slang, "trouble" is used as a slang term for "wife".
Garrett mean in cockney slang
30 pounds
A Cockney rhyming slang for Trouble is Barney Rubble.
China Plate is Cockney slang for Mate
A "ton" is Cockney rhyming slang for a hundred pounds.
In cockney slang, believe is "Adam and Eve". As in "would you Adam & Eve it?!?".
The cockney slang for knickers is "Alan Whickers". As in "deary, your Alan Whickers are showing!"
50p.. It comes from the shape of the coin, i.e the edges