1585-95; figurative use of Latincaper he-goat (cognate with Old Englishhæfer,Old Norsehafr,Old Irishcaera sheep < a West IE term *kap-(e)ro- for a domesticated smaller animal); for the meaning, cf. dog (v.)
3. stunt, antic, shenanigans. 4. spree, frolic.
[key-per] /ˈkeɪ pər/
a spiny shrub, Capparis spinosa, of Mediterranean regions, having roundish leaves and solitary white flowers.
its flower bud, which is pickled and used for garnish or seasoning.