Definition of Siamese twins in English:

Siamese twins

plural noun

  • dated term for conjoined twins
    • ‘It's a novel set in New Cardiff, Vermont, about a couple who become so close they're almost Siamese twins, which echoes Webb's relationship with Fred, an aristocratic feminist who shaves her head.’
    • ‘‘Tug us any closer and we will officially be the world's first Siamese twins that were joined after birth,’ he said dryly.’
    • ‘A pair of Siamese twins joined at the spine both survived an operation to separate them in December last year.’
    • ‘Merdias has said that there is one pair of Siamese twins born for every 200,000 live births.’
    • ‘The pair spent the last race as close as Siamese twins, with Wyatt just not quite able to find a way around the big Rover.’
    • ‘Policy and its implementation are like Siamese twins - usually, like Siamese twins who have quarrelled; of all government policies, most fail in their implementation.’
    • ‘In English, and I suppose in other languages that have been influenced by English, conjoined twins is a more polite phrase than Siamese twins, which is what most people call them in private.’
    • ‘Even Siamese twins are commonly held to have distinct identities.’
    • ‘A pair of Siamese twins from Nepal who were joined at the head survived a rare three-and-a-half day operation in Singapore to separate them, Singapore General Hospital said Tuesday.’
    • ‘By the way, we have an exclusive coming later, don't turn out because there were two tortoises born attached like Siamese twins and they were separated by a doctor and we have an exclusive tonight.’
    • ‘Conjoined twins were once referred to as Siamese twins, after the nationality of Chang and Eng Bunker, who lived from 1811 to 1874.’
    • ‘A rare and complicated operation in Singapore to separate a pair of Siamese twins from Nepal who are joined at the head continues to progress smoothly as it enters its fourth day.’
    • ‘If the Siamese twins were not separated, they were both expected to die in a matter of months.’
    • ‘They aren't opponents, they are Siamese twins.’
    • ‘Beverly becomes his own Siamese twin, separating from himself into a haze of drugs and bad behavior.’
    • ‘The Maltese couple whose Siamese twins were separated in Manchester are expecting another child.’
    • ‘Israelis and Palestinians in Jerusalem are akin to Siamese twins that share vital and less vital organs.’
    • ‘It's like watching a freak show, a version of the circus displaying the Elephant man, the bearded lady, the Siamese twins joined at their skulls.’
    • ‘A rumour in Keighley that Siamese twins had been born to a couple has been confirmed.’
    • ‘Ligatures are certain combinations of letters that are joined on the page like Siamese twins.’
    constant companion, inseparable companion, alter ego, second self, siamese twin
    View synonyms


Early 19th century: with reference to the Siamese men Chang and Eng (1811–74), who, despite being joined at the waist, led an active life.