noun
sig
sihg
noun
1
A short block of text automatically added to the end of an email or forum post, often with the sender's name and contact details.
"He added a joke quote to his email sig."
How to Use Sig
Learner’s notesIn plain EnglishInformal short form of "signature", usually meaning the block of text at the bottom of an email.
Word Forms
sigged past tense, sigs plural, sigs singular
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He added a joke quote to his email _____.
Etymology
A clipped form of signature.