What does SIU mean?

suck it up



Other definitions of SIU:

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How to use the term SIU:

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More slang terms:

MSOF

MSOF

Multiple system and organ failure

KUTGW

KUTGW

keep up the good work

SSID

SSID

Service Set Identifier

RTFMM

RTFMM

read the f**king manual moron