Bologna
来自Big Physics
wiktionary
From the Italian city of Bologna.
Probably from the Polari slang word balonie, respelled under the influence of the preceding homophonous word bologna(“sausage”); alternatively, perhaps simply an extended use of bologna(“sausage”). See baloney for more.
etymonline
Bologna
city in north-central Italy, famous during the Middle Ages for its university, 16c. for its painters, from Latin Bononia, which either represents Gaulish bona "foundation, fortress," or Boii, the name of the Gaulish people who occupied the region 4c. B.C.E. As a large type of sausage first made there, 1850, from bologna sausage (1590s). Also see baloney.