a Simple in habits or qualities; unsophisticated, not exceptional, ordinary. (defdate|from 16th c.)
a Not unusually beautiful; unattractive. (defdate|from 17th c.)
a (context|of food) Having only few ingredients, or no additional ingredients or seasonings; not elaborate, without toppings or extras. (defdate|from 17th c.)
a (computing) Containing no extended or nonprintingcharacters (especially in (term|plain text|lang=en)). (defdate|from 20th c.)