minikin noun 5adjective 1forms 3 noun5 •(UK, old-fashioned) The size of type smaller than brilliant, standardized as 3-point. •The treble string of a lute. •(no longer used) A small or insignificant person, thing or amount. •(no longer used) A little pin. •(no longer used) A young person, especially a young woman. adjective1 •(no longer used) Diminutive or miniature. formsminikins · more minikin · most minikin