What's on your mug?

A semi-polite way of admitting that you don't have a clue. Abbreviation for "I don't f***ing know."

Boss:"What's wrong with the coffee machine?" You:"idfk!"

By Gumby

The abbreviation and more appropriate way of saying "I don't f**king know"

Wow, Idfk what that was.

By Doctor Piggy

abreviation-i dont fuckin know

girl-do u like me boy-idfk girl-crying silently

By jzenna jonas

I don't fucking know

Idfk why trump is running for president

By hilltopboy222

I don’t fucking know

Idfk Me neither

By Meme and scream