Definition of STO

The Meaning of STO

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The Top Definition of STO

The most popular meaning of STO is: Sticking Out Tongue

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What is STO?

STO is Sticking Out Tongue

STO Means

The definition of STO is "Sticking Out Tongue".

STO Definition

The meaning of STO

STO means Sticking Out Tongue.

Now you understand the definition of STO - STO means "Sticking Out Tongue".

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

  1. STD - Sick To Death
  2. STH - something
  3. ESTO - Equipment Smarter Than Operator
  4. STM - smiling to myself
  5. STD - sexually transmitted disease
  6. STD - Seal The Deal
  7. ST8 - state
  8. UTO - Unable To Obtain
  9. STB - soon to be
  10. STS - so to speak
  1. 10-4 - Understood, OK
  2. 911SC - emergency let's stop chatting
  3. ACP - Automatic Colt Pistol
  4. B2B - Business To Customer
  5. CRIP - Community Restoration in Progress
  6. CRM - Customer Relationship Management
  7. CSB - Cool Story Bro
  8. CSL - Can't stop laughing
  9. DLMBM - don't let me be misunderstood
  10. EOS - end of story