1 noun BIOL, ECOL group of animals, plantsspeiceas masc1 c m unative speciesspeiceas dúchasachtree speciesspeiceas crann2 noun usually humorous kind of peoplethey're the most ill-mannered species of peopleis iad an dream is drochmhúinte amuigh iad, ní fheicfeá drong níos mímhúinte ná iadthey're a different species altogethertá siadsan an-difriúil ar fadthe male of the speciesan fearthe female of the speciesan bhean