(idiomatic, US) To attempt to stay cheerful in a dire situation; to proceed with a task, ignoring an upcoming hazard, hoping for a good outcome.

Alternative form of dog-whistle politics

(simile) Very clean / (simile) Completely innocent; beyond moral reproach.

Alternative form of blow the whistle

Synonym of Bewick's swan

plural of whistle-blower

A hoary marmot (Marmota caligata).

plural of whistling swan

plural of whistlestop

(US, dated) A minor railway station at which a train stops if specifically requested.