noun
1.
a. : the fruit of an eastern Asiatic pepper ( Piper longum ) consisting of elongated spikes that are ground to produce a condiment somewhat sweeter and more aromatic but less pungent than common pepper
b. : any of several plants of the genus Piper (as the kava)
2.
a. : a hot pepper ( Capsicum frutescens longum ) with extremely pungent slender elongated drooping red or yellow fruits that are the chief source of cayenne pepper
b. : the fruit of a long pepper