sic

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adverb Thus; so. Used to indicate that a quoted passage, especially one containing an error or unconventional spelling, has been retained in its original form or written intentionally.
• transitive verb To set upon; attack.
• transitive verb To urge or incite to hostile action; set.

from The Century Dictionary.

• A Scotch form of such.
• So; thus: a word often inserted within brackets in quoted matter after an erroneous word or date, an astonishing statement, or the like, as an assurance that the citation is an exact reproduction of the original: as, “It was easily [sic] to see that he was angry.”
• A call to pigs or to sheep.
• See sick.
• noun An abbreviation of Sicilian
• noun of Sicily.

from the GNU version of the Collaborative International Dictionary of English.

• adjective Scot. Such.
• adverb Thus.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adverb thus; thus written
• verb transitive To incite an attack by, especially a dog or dogs.
• verb transitive To set upon; to chase; to attack.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb urge to attack someone
• adverb intentionally so written (used after a printed word or phrase)