Abbreviated form of 'sicosnipophobic'; which is, according to the mockumentary "Rock, Paper, Scissors: The Way of the Tosser", is someone afraid of scissors.
This short form is appealing because it is monosyllabic, as well as being homophonic and alliterative with its opposite, a 'snip'; ie. someone who is /for/ the cuts. The scissors analogy fits as it has become a symbol of the proposed cuts to the budget.
Student #2: What, me? Oh, I'm a sic here. A sic an' proud!
Student #1: Phew, thought you were a snip there.
Student #2: A snip? Don't be daft mate.
Student #1: Yeah, soz. Can't tell whose who sometimes..
1) This isn't a mistake, actually, it just looks like one to the casual eye.
2) Tee hee, what a dreadful error! But it would be dishonest of me to correct it.
~ From 'Eats, Shoots and Leaves' by Lynne Truss
2) "Please send a copy of The Time's sic," he wrote.
~ Again, from 'Eats, Shoots and Leaves' by Lynne Truss
A simple way to remember what it means is to consider sic as a pnemonic for 'spelt in context'.
2. Not Here Today - I am il (sic).
3. Good grammer sic and spelling is sic important for writing good papers.
This is usually used for written quotes ie. letters
"Dear Mum, I want to no (sic) how you have been"
2) used in chats and forums to point out that someone has made a dumb or disgusting remark. Also used to point out spelling and/or grammar mistakes or annoying txt tlk.
Can be used with or without square brackets.
A: ur a hot gurl??!1