Definition of FOS

The Meaning of FOS

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The Top Definition of FOS

The most popular meaning of FOS is: full of shit

What Other Meanings of FOS Are There?

There are no other definitions for FOS at this time. Add your own definition of FOS.

What is FOS?

FOS is full of shit

FOS Means

The definition of FOS is "full of shit".

FOS Definition

The meaning of FOS

FOS means full of shit.

Now you understand the definition of FOS - FOS means "full of shit".

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What does FOS mean? FOS is an acronym, abbreviation or slang word that is explained above. If you ever forget what FOS means, just come back to and we'll define any acronym you need help with.

  1. FOB - Fresh Off the Boat
  2. TOS - The Original Series
  3. WOS - Wife over shoulder
  4. FOB - Fresh Off the Boat
  5. FOB - Fall Out Boy
  6. FO - fucking out
  7. FOA - First Of All
  8. FBS - Fucking BullShit
  9. AOS - All Options Stink
  10. FOC - free of charge
There are no other slang words that contain acronym FOS, or the meaning of FOS.