/ ˈtʃɒpi; NAmE ˈtʃɑːpi/ adjective ( chop·pier , chop·pi·est )
1.
( of the sea, etc. ) with a lot of small waves; not calm :
choppy waters
2.
( NAmE , disapproving ) ( of a style of writing ) containing a lot of short sentences and changing topics too often
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WORD ORIGIN
early 17th cent. (in the sense full of chaps or clefts ): from chop + -y .