n.
Function: noun
Date: 14th century
1 a : a person of humble birth : COMMONER <thought very little of anybody, simple s or gentry ― Virginia Woolf> b (1) : a rude or credulous person : IGNORAMUS (2) : a mentally retarded person
2 a : a medicinal plant b : a vegetable drug having only one ingredient
3 : one component of a complex specifically : an unanalyzable constituent