Meaning of ROCK ELM

Pronunciation:			râk elm
WordNet Dictionary
	Definition:		[n]  large ornamental tree with graceful gradually spreading branches common in eastern North America [n]  tall widely distributed elm of eastern North America
	Synonyms:		American elm, Ulmus americana, Ulmus thomasii, water elm, white elm
	See Also:		elm, elm tree, genus Ulmus, Ulmus