From WordNet (r) 3.0 (2006) [wn]:
lush
adj 1: produced or growing in extreme abundance; "their riotous
blooming" [syn: exuberant, lush, luxuriant,
profuse, riotous]
2: characterized by extravagance and profusion; "a lavish
buffet"; "a lucullan feast" [syn: lavish, lucullan,
lush, plush, plushy]
3: full of juice; "lush fruits"; "succulent roast beef";
"succulent plants with thick fleshy leaves" [syn: lush,
succulent]
n 1: a person who drinks alcohol to excess habitually [syn:
alcoholic, alky, dipsomaniac, boozer, lush,
soaker, souse]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Lush \Lush\, n. [Etymol uncertain; said to be fr. Lushington,
name of a London brewer.]
1. Liquor, esp. intoxicating liquor; drink. [Slang] --C.
Lever.
[Webster 1913 Suppl.]
2. an habitual drunkard.
[PJC]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Lush \Lush\ (l[u^]sh), a. [Prob. an abbrev. of lushious, fr.
luscious.]
1. Full of juice or succulence. --Tennyson.
[1913 Webster]
How lush and lusty the grass looks! how green!
--Shak.
[1913 Webster]
2. Having thick and luxurient vegetation.
[PJC]
3. Characterized by abundance or luxurience; rich.
[PJC]