the collecting of a pool of money, to be used either to provide assistance to some (other) person(s) or cause, or to buy drinks for the contributors—USA, 1863—nautical origin: such funds were originally collected by having the ship’s crew drop their money onto a tarpaulin
the imaginary vehicle supposed to take people to the mental asylum—Australia (1869), New Zealand (1884)—the reason the colour green was chosen is unknown
UK—a trifling, whimsical news item, especially one that is used as a light-note ending to a television or radio news broadcast—from a short film about a pet duck, first broadcast on the BBC on 24 May 1978
without pressure from, or partiality to, any person or other external influence—1638, as a translation of French ‘sans crainte et sans respect’ (‘without fear and without respect’)
literally: constant variety or interest (originally with reference to theatrical performances; USA, 1879)—ironically: constant variety of troubles, difficulties, etc. (in Three Men in a Boat (1889), by British author Jerome K. Jerome)
rhyming slang for ‘drunk’—Australia, 1952—may have originally alluded to ‘Molly the Monk’, the name given in Australia to various primates kept in captivity or used for entertainment