(intransitive, of a vehicle or person driving/riding one) To depart on or in a vehicle, usually dramatically or loudly with engine noises.

To loudly proclaim; to declare or shout (something).

To loudly or angrily depart.

A natural phenomenon picked up as a radio signal from outer space, and sounding like a loud hiss.

A large cannon; specifically, the large 15th cannon at Edinburgh Castle (more usually called ‘Mons Meg’), or the cannon used to defend Londonderry during the siege of 1688-9.

plural of Roaring Meg

A great or overwhelming success.

(Ireland, colloquial, dated) die in agony, especially as divine punishment for a wicked life

(informal, chiefly in negative constructions) Anywhere near (a place or target).

(Ireland, Catholicism, colloquial, dated) repent too late of one's sins; (hence) be damned