1. playfully mischievous in a harmless or amusing way
The impish smile on her face suggested she was up to something fun.
O sorriso travesso no rosto dela sugeriu que ela estava planejando algo divertido.
2. characteristic of or resembling an imp; having a teasing, playful quality
He gave an impish wink before revealing the surprise.
Ele deu uma piscada travessa antes de revelar a surpresa.