You can overdose on coffee if you drink about 30 cups in a brief period to get close to a lethal dosage of caffeine.
lackluster, lacklustre, lusterless, lustreless
(adjective) lacking luster or shine; “staring with lackluster eyes”; “lusterless hair”
lackluster, lacklustre, lusterless, lustreless
(adjective) lacking brilliance or vitality; “a dull lackluster life”; “a lusterless performance”
Source: WordNet® 3.1
lacklustre (comparative more lacklustre, superlative most lacklustre)
(British) Alternative spelling of lackluster
lacklustre (countable and uncountable, plural lacklustres)
(British) Alternative spelling of lackluster
• lackluster
Source: Wiktionary
Lack"lus`ter, Lack"lus`tre, n.
Definition: A want of luster.
– a.
Definition: Wanting luster or brightness. "Lackluster eye." Shak.
Source: Webster’s Unabridged Dictionary 1913 Edition
3 May 2025
(adjective) worth having or seeking or achieving; “a desirable job”; “computer with many desirable features”; “a desirable outcome”
You can overdose on coffee if you drink about 30 cups in a brief period to get close to a lethal dosage of caffeine.