Definition of adult:
ripened, boastful, consenting adult, grown, crowing, full-grown, braggy, amphibian, gravid, logical, biped, beast, erotica, giving, adulthood, self-aggrandizing, large, X-rated, sensible, ripe, expectant, fully grown, full-fledged, pornographer, rational, grounded, enceinte, big, bountiful, study atripe, porny, bad, heavy, with child, animal, grownup, balanced, liberal, hot stuff, full-blown, bounteous, arachnid, realistic, arachnid, ripe, arthropod, porno, practical, great, bighearted, big game, dildo, vainglorious, prominent, girly, youth, bear, freehanded, cock-a-hoop, kidult, pornographic, pole-dancing, braggart, self-aggrandising, swelled, girlie, pragmatic, bragging, handsome, mature, openhanded, matured, clear-headed, coming of age, magnanimous, porn, majority, beast of burden.
- "The World's Greatest Books, Vol XI.", Edited by Arthur Mee and J.A. Hammerton.
- "The Galaxy Primes", Edward Elmer Smith.
- "Popular Law-making", Frederic Jesup Stimson.