(medicine) A pharmaceutical drug that is tried after all other drug options have failed to produce an adequate response in the patient.

To consider as straightforward or normal an activity others regard as unusual, wrong, or difficult.

plural of millimetre of mercury

(law, formal, idiomatic) The determination of a term of years due to the passage of time, rather than the occurrence of a specific event.

(law, England & Wales, formal, misleading) An estate in land held for a term of years of either a specified length or on a periodic basis, and which is not a term of years determinable (though may be determinable for other reasons); a leasehold estate in land.

A man who devotes himself to the ladies, from a character in Spenser (Faerie Queene III.7.53)

(obsolete, Britain, thieves' cant, derogatory, rare) Ireland.

(Ireland) Alternative form of Northern Ireland

To ask for entrance or admission into. / Used other than figuratively or idiomatically: see knock, on, the, door, of.

Synonym of for the love of God