Collins COBUILD Advanced Learner's English Dictionary - pert

1. If someone describes a young woman as pert, they mean that they like her because she is lively and not afraid to say what she thinks. This use could cause offence. ...a pert redhead in uniform. ...pert replies by servant girls. ADJ 2. If you say that someone has, for example, a pert bottom or nose, you mean that it is quite small and neat, and you think it is attractive. ADJ c darkgreen]approval