Longman Dictionary of Contemporary English homepage

Date: 1800-1900
Origin: seek

sic

2 verb
     
sic2 past tense and past participle sicced, present participle siccing [transitive] American English informal
1 to tell a dog to attack someone
2

sic 'em!

spoken used to tell a dog to attack someone
3 to tell someone in authority that someone has done something wrong, so that they are punished
sic on
He sicced his lawyers on them.

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