- any of various small, arboreal, nocturnal mammals of the family Lorisidae, with large eyes and lacking a tail, comprising two genera, Loris (the slender lorises) and Nycticebus (the slow lorises).
- any of several omnivorous nocturnal slow-moving prosimian primates of the family Lorisidae, of S and SE Asia, esp Loris tardigradus (slow loris) and Nycticebus coucang (slender loris), having vestigial digits and no tails
