pleasing or attractive to the eye, as by delicacy or gracefulness

a pretty face.

(of things, places, etc.) pleasing to the eye, esp. without grandeur.

pleasing to the ear

a pretty tune.

pleasing to the mind or aesthetic taste

He writes pretty little stories.

(often used ironically) fine; grand

This is a pretty mess!

Informal . considerable; fairly great

This accident will cost him a pretty sum.

Archaic or Scot. . brave; hardy.

Usually, pretties. pretty ornaments, clothes, etc.

a pretty person

Sit down, my pretty.

fairly or moderately

Her work was pretty good.

quite; very

The wind blew pretty hard.

Informal . prettily.

to make pretty; improve the appearance of (sometimes fol. by up )

to pretty oneself for a party; to pretty up a room.

sitting pretty

Informal .

in an advantageous position.

well-to-do; successful.