Meaning of pretty

(adj) pleasing by delicacy or grace; not imposing; "pretty girl"; "pretty song"; "pretty room"

(used ironically) unexpectedly bad; "a pretty mess"; "a pretty kettle of fish"

(adv) to certain extent or degree; "pretty big"; "pretty bad"; "jolly decent of him"; "the shoes are priced reasonably"; "he is fairly clever with computers"