free ‧ style /ˈfriːstaɪl/ BrE AmE noun
1 . [uncountable] a swimming race in which swimmers can use any style they choose, usually ↑ crawl :
the 100m freestyle
2 . [uncountable] a sports competition in which competitors can use any movements they choose:
freestyle wrestling
3 . [countable] a ↑ rap song in which the singer says words directly from their imagination, without planning or writing them first