the killing of a woman or girl by a man—French ‘femmicide’: 1839; 1854 in the sense of a man who has killed a woman—English ‘femicide’: 1801; 1827 in the sense of a man who has killed a woman
British slang, 1960s—‘to disappear up one’s own arse’: to become self-involved, pretentious or conceited—‘to be up one’s own arse’: to be self-involved, pretentious or conceited
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)
a moment of sudden discovery, inspiration or insight—1918—from the reputed exclamation of Archimedes when he realised that the volume of a solid could be calculated by measuring the water displaced when it was immersed
‘to have a fancy for’—UK, 1900—loan translation from French ‘avoir un béguin pour’—French ‘béguin’ is from ‘s’embéguiner de’, meaning ‘to put on a bonnet’, hence ‘to put a sudden capricious idea into one’s head’