Etymology: Middle English pensel, from Middle French pincel, from (assumed) Vulgar Latin penicellus, alteration of Latin penicillus, diminutive of peniculus brush, from diminutive of penis tail, penis.
A male organ of
copulation that is small or narrow in
circumference or width, lacking usual or desirable bulk, which that in male mammals including humans, usually is not able to cause the
opposite sex to have an explosive discharge of neuromuscular tensions accompanied by vaginal contractions.