Definition of "Siamese" :

noun: a slender short-haired blue-eyed breed of cat having a pale coat with dark ears paws face and tail tip

noun: an inlet with two or more couplings to which a hose can be attached so that fire engines can pump water into the sprinkler system of a building

noun: a branch of the Tai languages

noun: a native or inhabitant of Thailand

adjective: of or relating to Thailand

adjective: of or relating to the languages of the Thai people

adjective: of or relating to or characteristic of Thailand or its people

"Siamese kings."