Definition of "lemur"

(colloquial) Any strepsirrhine primate of the infraorder Lemuriformes, superfamily Lemuroidea, native only to Madagascar and some surrounding islands.  examples

Any of the genus Lemur, represented by the ring-tailed lemur (Lemur catta).  examples

(obsolete) A loris (Lemur tardigradus, now Loris tardigradus), predating the 10th edition of Systema Naturæ.