Definition of kiwis:
(n) :
A flightless bird of the order Apterygiformes native to New Zealand.
(n) :
A kiwi fruit.
(n) :
(informal) A New Zealand dollar.
(n) :
(uncountable) A green-yellow colour, like that of kiwi fruit flesh (also called kiwi green).
(n) :
(military, slang) A member of the air force who does not fly.
(n) :
(slang, usually in the plural) A testicle.