OED DEFINITION: RHUBARB - 4. a. The word ‘rhubarb’ as repeated by actors to give the
impression of murmurous hubbub or conversation.
4. d. slang. Nonsense, worthless stuff.
Picture of the Week #42
Galaxy M81 in Ursa Major taken with the Prime Focus Camera on the 30-inch telescope at McDonald Observatory in 1998 (AASTRA participants took the images and then I combined them into the image you see here).