Definitions

1. adjective

more cheeky or impudently bold

“The cheekier of the two kids made a face at the teacher.”

2. comparative

comparing two things, with the first being more cheeky or impudently bold

“He’s cheekier than his older brother.”

3. superlative

comparing three or more things, with the first being the most cheeky or impudently bold

“She’s the cheekier of the two sisters.”