Entry 2 senses · 2 variants Webster, 1913 Spurge /(spûrj)/ · IPA /spɜɹdʒ/ v. t. n. 01 v. t. To emit foam; to froth; -- said of the emission of yeast from beer in course of fermentation. 1. To emit foam; to froth; -- said of the emission of yeast from beer in course of fermentation.[Obs.] 02 n. Any plant of the genus Euphorbia. See Euphorbia. 1. Any plant of the genus Euphorbia. See Euphorbia.(Bot.) See: Euphorbia Phrases & compounds Spurge flax — an evergreen shrub (Daphne Gnidium) with crowded narrow leaves. It is a native of Southern Europe. Spurge laurel — a European shrub (Daphne Laureola) with oblong evergreen leaves. Spurge nettle — See under Nettle. Spurge olive — an evergreen shrub (Daphne oleoides) found in the Mediterranean region.