mimosa UK /mɪˈməʊ.sə/US /mɪˈmoʊ.sə/ noun4 •A plant belonging to the genus Mimosa usually found in tropical climates, their leaves are usually prickly and sensitive to touch or light, and have small white or pink flowers. •Certain plants of the genus Albizia (silk tree, pink siris).Ya find yrself in the fret / of reclamation via musks all motherland-misty / (coconut milk, marine accord, mimosa tree). — 2018 •Certain plants of the genus Acacia.Mitchell, Flinders and ribbon grasses, with occasional patches of spindle grass amongst which stood up the sweetly edible grey mimosa bush. — 1937 •A cocktail consisting of half champagne and half orange juice. formsmimosae · mimosas