Indian pipe in·dian·pipe uncommon noun 1. small waxy white or pinkish-white saprophytic woodland plant having scalelike leaves and a nodding flower; turns black with age SynonymsIndian pipewaxflowerMonotropa uniflora Related words Broader terms wildflower Parts Monotropa WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.