You can overdose on coffee if you drink about 30 cups in a brief period to get close to a lethal dosage of caffeine.
mainsprings
plural of mainspring
Source: Wiktionary
Main"spring`, n.
Definition: The principal or most important spring in a piece of mechanism, especially the moving spring of a watch or clock or the spring in a gunlock which impels the hammer. Hence: The chief or most powerful motive; the efficient cause of action.
Source: Webster’s Unabridged Dictionary 1913 Edition
15 May 2025
(adjective) excessively unwilling to spend; āparsimonious thrift relieved by few generous impulsesā; ālived in a most penurious manner--denying himself every indulgenceā
You can overdose on coffee if you drink about 30 cups in a brief period to get close to a lethal dosage of caffeine.