Best definition
An expression you use when you have just typed something entirely unintelligible or when you type one word when you

meant to type another. Usually due to other things on your mind at the time.Comparable to a Freudian slip of the fingers.

Bill: check out my girlfriend’s new picture -link-

Bob: hmm, i dont remember seeing that tits before.

Bob: and by tits, i meant shirt…

Bob: wtfingers.

Bill: >:(