| Noun | 1. | groundcover - low-growing plants planted in deep shade or on a steep slope where turf is difficult to growbotany, flora, vegetation - all the plant life in a particular region or period; "Pleistocene vegetation"; "the flora of southern California"; "the botany of China" Hernaria glabra, rupturewort - common prostrate Old World herb often used as a ground cover; formerly reputed to cure ruptures whitlowwort - any of various low-growing tufted plants of the genus Paronychia having tiny greenish flowers and usually whorled leaves; widespread throughout warm regions of both Old and New Worlds; formerly thought to cure whitlows (suppurative infections around a fingernail) pearlweed, pearl-weed, pearlwort - any of various low-growing plants of the genus Sagina having small spherical flowers resembling pearls baby tears, baby's tears, Helxine soleirolia, Soleirolia soleirolii - prostrate or creeping Corsican herb with moss-like small round short-stemmed leaves |
| 2. | groundcover - small plants other than saplings growing on a forest floor underbrush, undergrowth, underwood - the brush (small trees and bushes and ferns etc.) growing beneath taller trees in a wood or forest |