(idiomatic) A very small gift or donation which, however, represents a great sacrifice on the part of the giver. / (numismatics) The lepton coin.

(idiomatic, rare) A married man whose spouse is away. / A divorcé.

plural of widow's mite

(US) A raised platform on the roof of a house, especially one on a coastal house originally used for viewing the arrival of shipping

The wife of a person in the armed forces killed in a war (and sometimes in other military action). / (by extension) A woman whose spouse has been killed in any conflict.

Alternative form of widow-maker

The widow of a soldier who was killed while in active service.

(obsolete) The widow of a man who was executed by hanging.