verb
/ˈsɪk/ sics; sicced /ˈsɪkt/; siccing
[+ obj] US informal :to attack (someone or something) - usually used as a command to a dog
sic (something) on (someone or something)
to order (an animal, such as a dog) to attack (someone or something)
used in writing after an error (such as a spelling error) in a quotation to show that the error was made by the speaker or writer who is being quoted and not by you