Definition of "Perfect" :
noun: a tense of verbs used in describing action that has been completed (sometimes regarded as perfective aspect)
verb: make perfect or complete
"Perfect your French in Paris!."
adjective: precisely accurate or exact
adjective: without qualification; used informally as (often pejorative) intensifiers
"A perfect idiot."
adjective: being complete of its kind and without defect or blemish
"A perfect circle."