gorilline adjective 1noun 1forms 1 adjective1 •Similar to, characteristic of, or pertaining to gorillas.If anything, the problem of gorilline origins is greater than that of human origins, for which there is a substantial fossil record stretching back to 4 m.y.ago. — 1985 noun1 •Any hominid in the proposed subfamily Gorillinae (corresponding to the tribus Gorillini).A very fragmentary canine tooth of a putative "gorilline” was reported by Cecchi and Pickford in 1989 from Nkondo, western Uganda, dating to perhaps 3.5 ma ( see Boaz, 1994 ). — 1995 formsgorillines