present participle of burn the midnight oil

simple past tense and past participle of burn the midnight oil

(idiomatic) Efficient; efficiently run. / (idiomatic) Drunk.

A type of toponym denoting a settlement or its part.

(dated) A nutritional supplement derived from the liver of the halibut.

A grade of oil used principally as a fuel. / Specifically, the heaviest commercial fuel that can be obtained from crude oil.

Alternative form of squeaky wheel gets the grease

Abbreviation of Old Icelandic.

(slang) The drug opium.

Used other than figuratively or idiomatically: see banana, oil. / (dated) Nonsense. / (chemistry) The chemical substance isoamyl acetate.