/kyooh"kum beuhr/ , n.
1. a creeping plant, Cucumis sativus, of the gourd family, occurring in many cultivated forms.
2. the edible, fleshy fruit of this plant, of a cylindrical shape with rounded ends and having a green, warty skin.
3. any of various allied or similar plants.
4. the fruit of any such plant.
[ 1350-1400; ME cucumbre co ( u ) combre cucumer-, s. of cucumis; r. ME, OE cucumer ]