nounpl. rubaiyat or ru·bai·yats
A traditional Persian verse form consisting of a collection of quatrains, typically rhyming aaba.
Origin of rubaiyatFrom Persian ruba’iyyat, Arabizing pl. of ruba‘&imacron;, quatrain, from Arabic, fourfold, quatrain, from Arabic ruba‘, by fours, four by four; see rb&ayin; in Semitic roots.