Ruby funny code

Question

Who help me and understand step-by-step this really funny code?
def thing
every ? :thing :
is - {an: :object}
every :thing
end
def is *an
:object
end
def every *thing
is an: :object
end
print every thing
is an: :object

Answer 1

How could you say it's funny if you didn't understand this?

Answer 2

I didn't say anything with laughter

Answer 3

I want an example of Ruby