A kangarooster is a kangaroo and a rooster combined (duh) it is from the short around 26 secound long song Thus Spake The Kangarooster by HORSE the Band a Death Metal / Emo / Hardcore band...they can be found at myspace.com music section.
the song
Thus Spake The Kangarooster

"in the land of lets pretend there lived a kangarooster, half of him was kangaroo the other half was rooster, he could jum and he could crow, clap his wings tap his toes, in the land of lets pretend there lived a kangarooster."

-HORSE the band
by BackPack December 8, 2005
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