WTF is a popular online abbreviation for an expletive phrase. It stands for "what the f***".

"Where's the food?"

Like many other internet abbreviations, "WTF" originated as an electronic pager abbreviation in the catering industry during the early 1990s.

The internet term for WTF is not polite.

WTF = "what the f*ck"

FTW = "for the win"

"wtf" - an on-line txt abbreviation which means "what the f***" the final word in this abbreviation is sometimes reported as being an archaic acronym which stands for: (For Unlawful Carnal Knowledge) which was synonymous with sexual immorality such as adultery or fornication (i.e. intercourse outside of wedlock). This acronym is most usually used do express complete shock, amazement, outrage or simply a repetitive statement when one does not wish to utilize enough brain capacity for an intelligent response.