touch-me-not meaning and definition

TOUCH-ME-NOT noun

Definition of touch-me-not (noun)

1. North American annual plant with usually yellow or orange flowers; grows chiefly on wet rather acid soil
   • synonyms: celandine, Impatiens capensis, jewelweed, lady's earrings, orange balsam
2. Mediterranean vine having oblong fruit that when ripe expels its seeds and juice violently when touched
   • synonyms: Ecballium elaterium, exploding cucumber, squirting cucumber
3. prostrate or semi-erect subshrub of tropical America, and Australia; heavily armed with recurved thorns and having sensitive soft grey-green leaflets that fold and droop at night or when touched or cooled
   • synonyms: action plant, humble plant, live-and-die, Mimosa pudica, sensitive plant, shame plant