Flown is the past tense of fly, which is defined as when a person or thing moves through the air.
(verb)An example of flown is someone having taken a flight from New York to Los Angeles.
See flown in Webster's New World College Dictionary
intransitive verb, transitive verb
adjective
Origin: obs. pp. of flow
See flown in American Heritage Dictionary 4
adjective
Origin:
Origin: Obsolete past participle of flow
.