To take (someone) along; to have someone accompany you; to lead someone or a group along with you.
彼は子どもを二人引き連れて公園へ出かけた。
He went to the park with two children in tow.
有名な政治家が支持者を何人も引き連れて演説会に現れた。
The famous politician appeared at the rally accompanied by many supporters.
泥棒は犬を引き連れて逃げたという目撃情報がある。
There are witness reports that the thief escaped with a dog in tow.