In Cockney rhyming slang, calling someone a "lunch" refers to them being a "bunch," which is short for "bunch of flowers," and implies that the person is foolish or a bit of a simpleton. Cockney slang often uses creative and humorous phrases, substituting familiar terms with rhyming alternatives. In this case, "lunch" is a playful way to describe someone's lack of intelligence or common sense.
A late breakfast and early lunch mean is sometimes called brunch.
In Cockney slang, "Garrett" is a term used to refer to a cigarette. Cockney slang often involves rhyming words or phrases, where the intended word is replaced with a rhyming phrase to create a coded language. In this case, "Garrett" rhymes with "carrot," which is why it is used as a substitute term for a cigarette in Cockney rhyming slang.
It means buggery or anal sex. Also called Navy Cake
in Cockney, lookout man for a burglar or thief. -in US or Australia, a commercial traveller
eyes
Shirt
Kettle and Hob - Fob Watch.
Lemon cake = fake
The word is Cockney slang for "detective".
it means your face
Frazer in Cockney could mean "pain" as in Frasier Crane, the U.S. comedy TV show starring Kelsey Krammer
It's "crap" -- Pony and Trap.