Main Entry: suc·cu·bus

Pronunciation: \-bəs\

Function: noun

Inflected Form(s): plural suc·cu·bi \-ˌbī, -ˌbē\

Etymology: Middle English, from Medieval Latin, alteration of Latin succuba paramour, from succubare to lie under, from sub- + cubare to lie, recline

Date: 14th century

: a demon assuming female form to have sexual intercourse with men in their sleep — compare incubus