adjective four·fold \ˈfr-ˌfōld, -ˈfōld\

: four times as great or as many

Full Definition of FOURFOLD

:  being four times as great or as many
:  having four units or members
four·fold \-ˈfōld\ adverb

Examples of FOURFOLD

  1. There has been a fourfold increase in membership this year.

Origin of FOURFOLD

Middle English, from Old English fēowerfeald, from fēower + -feald -fold
First Known Use: before 12th century


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