cakeback 

A cake back is a kickback with cake

John and I are having a cakeback this Saturday.

cakeback by pdace October 25, 2017

cashback 

Derived from famous Alan Partridge series. Used as an expression of particular enthusiasm in relation to value for money aspect of the considered event.

"Sonia, she's my wife. She's from Ukraine* . Cashback!"

*(blonde, fit, dum, 40 yrold)

cashback by Mike January 4, 2005

cashback 

Free money from supermarkets in exchange for writing your initials next to the amount gained

"Would you like any cashback sir?"
"£20, please"

cashback by grippa December 9, 2003

cashback 

response to news of success.

"I got laid."
"Cashback!"

cashback by andy March 14, 2003

cashbackattack 

the release of the build up of rage, shortly after you are told you need to spend more money to be able to receive cashback.

cashier: "sorry, you have to spend over £5 to get cashback"
guy: "aaaaaAAAAAAAAAAARGH!!!!" (*throws packets of sweets at cashier)
cashier: "geez, dont have a cashbackattack!"

cashbackattack by reverend_jt August 17, 2010

cashback 

when you remember you owe someone money or that he owe you

roger: so how about the basketball game last night with that Jane
jack: I don't know it was kind of la.. wait a sec.. cashback I remeber you owe me 50$
roger : shit, I still had a good run
jack : Oh sorry I totally cashbaked I owe you 20$ for a year now
roger:right.. LOLED

cashback by Jacoob27 March 16, 2009