a person who is deemed to be despicable or contemptible;
\\\"only a rotter would do that\\\"
\\\"kill the rat\\\"
\\\"throw the bum out\\\"
\\\"you cowardly little pukes!\\\"
\\\"the British call a contemptible person a `git\\\'\\\"
造句
He finds his wife has deserted him and with a dirty lowlife too. 他發現他妻子已拋棄他而去和一個齷齪的下流胚在一起。