Definition of "lush"

How luſh and luſty the graſſe lookes ? How greene ?

1610–1611 (date written), William Shakespeare, “The Tempest”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act II, scene i], page 6

Some of the world’s best rain forest and volcanic hiking can be found within the lush canopied Caribbean trail systems. Chock-full of waterfalls and hot springs, bright-colored birds and howling monkeys, flora-lined trails cut through thick, fragrant forests and up cloud-covered mountains.

2006, Stefani Jackenthal, New York Times

Virmire is a lush world located on the frontier of the Attican Traverse. Its vast seas and orbital position on the inner life zone have created a wide equatorial band of humid, tropical terrain.

2008, BioWare, Mass Effect, Redwood City: Electronic Arts, PC, scene: Planets: Virmire Codex entry

European adventurers found themselves within a watery world, a tapestry of streams, channels, wetlands, lakes and lush riparian meadows enriched by floodwaters from the Mississippi River.

2013 January, Nancy Langston, “The Fraught History of a Watery World”, in American Scientist‎, volume 101, number 1, archived from the original on 22 January 2013, page 59

They rolled into Jane's room a wheeled cart lush with cake and cookies and shrimp and crudités and pop and soda water. The staff was giving us a going-away party for our trip to Seattle; it was good to understand their confidence.

2005, Donald Hall, The Best Day the Worst Day: Life with Jane Kenyon, Boston: Houghton Mifflin Company, page 105

If your care comes, in the liquor sink it, / Pass along the lush — I'm the boy can drink it.

1841, Charles Lever, Charles O'Malley