Definition of live forever in US English:

live forever

noun

  • 1Any of several plants belonging to the family Asteraceae (Compositae) having flowers which retain their shape and colour when dried; especially cudweed (genus Gnaphalium), and the pearly everlasting, Anaphalis margaritacea. Compare "everlasting". Now rare.

  • 2Any of numerous succulent plants of the family Crassulaceae, especially ones included or formerly included in the genus Sedum.

Origin

Late 16th century; earliest use found in John Gerard (c1545–1612), herbalist. In some forms from live + for + ever; compare forever. In some forms from live + ever. The plants are so named on account of the ease with which their flowers can be preserved or on account of their longevity.

Pronunciation

live forever

/ˌlɪv fərˈɛvə/