Turner UK /ˈtɜː.nə(ɹ)/US /ˈtɝ.nɚ/noun 1forms 1phrases 1 noun1 •A person who has Turner syndrome.[…] and that the chromatin-negative Turners are XO with 45 chromosomes. — 1960 formsTurners Phrases with Turner page-turnerA highly interesting or suspenseful written work that one is compelled to read very rapidly.