Australian A young animal, especially a baby kangaroo.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "joey" in a sentence
"With a hint of Forbidden Planet. joey is that wall-e? haha tootalufilms"
"Opossums are recent imports from Australia but now prolific, so that the word joey (in Australia a ` baby kangaroo ') for an opossum is likely to be recent."
"Anyways - it's kinda funny coz i have a kinda ex called joey - so yeah its a bit of a joke amongst my girls!"