adjective, pret·ti·er, pret·ti·est. pleasing or attractive to the eye, as by delicacy or gracefulness: a pretty face.

Is pretty a noun or an adjective?

As detailed above, 'pretty' can be an adverb, a noun, a verb or an adjective. Adverb usage: Hey, that's pretty neat! Adverb usage: People can run pretty fast when they're frightened! Adverb usage: It's pretty good, but not outstanding.

Is pretty an adjective yes or no?

We can use pretty as an adverb, before an adjective or another adverb, meaning 'quite, but not extremely'. It is informal: I'm pretty sure we've met before.