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1 definition by
Definition Maker #9812
ISTG
An
acronym
. Usually used in
texting
that stands for "
I Swear To God
".
"
Ugh
, She is such a
whore
, ISTG." or "ISTG
i hate you
."
by
Definition Maker #9812
September 16, 2018
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ISTG
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