Definition of SII

The Meaning of SII

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The Top Definition of SII

The most popular meaning of SII is: Seriously Impaired Imagination

What Other Meanings of SII Are There?

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What is SII?

SII is Seriously Impaired Imagination

SII Means

The definition of SII is "Seriously Impaired Imagination".

SII Definition

The meaning of SII

SII means Seriously Impaired Imagination.

Now you understand the definition of SII - SII means "Seriously Impaired Imagination".

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

  1. SIIK - Stuffed If I Know
  2. SIL - Sister-in-law
  3. SIG - Silence is golden
  4. SIG - Signature
  5. SXI - sexy
  6. SIU - suck it up
  7. SIL - son-in-law
  8. SBI - Sorry aBout It
  9. SIT - Stay In Touch
  10. SSI - Subject Says It
There are no other slang words that contain acronym SII, or the meaning of SII.