What is Echidna?
1.
An Austrailian monotreme that looks like a hedgehog, but with an enlongated snout. Lays eggs.
The echidna is a mammal and is not to be confused with the enchilada, a Mexican food item.
2.
when a man moons over far enough his tockley sticks out like an Echidna's snout
Hey show us yer Echidna ya mad roota!
See