"mimosa" in the noun sense

1. silver wattle, mimosa, Acacia dealbata

evergreen Australasian tree having white or silvery bark and young leaves and yellow flowers

2. mimosa

any of various tropical shrubs or trees of the genus Mimosa having usually yellow flowers and compound leaves

3. mimosa, buck's fizz

a mixed drink containing champagne and orange juice

Source: WordNet® (An amazing lexical database of English)

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