FK - definition 1 An abbreviation for 2 what you call a friend affectionately or who doesnt know what it means when they do something a Fat kid would do eg: food, fail to get up stairs, breathe super hard after running a short distance, etc Ex 1 : while looking at an overweight classate you dislike Friend 1: He told was ugly!! In this sense, it is used to express a sentimental reaction to an event that makes you fee warm and fuzzy.
In this next example, Heidi and Delia are chat texting over instant messenger, discussing the school dance the night before.
IFK can be used in two different ways.
She revealed the different people she encountered, including clients who just wanted a shoulder to cry on or a sensual massage.