"tall, broad-leafed grass growing on the margins of streams or in other wet places," Middle English rēd, rede, from Old English hreod "reed, rush," from Proto-Germanic *kreut- "reed" (source also of Old Saxon hraid, Old Frisian hriad, Middle Dutch ried, Dutch riet, Old High German hriot, German Ried), with no known cognates beyond Germanic.
Meaning "musical pipe made from a reed stem" is from late 14c. (reed-pipe is from c. 1300). As part of the mouthpiece of a musical instrument it is attested from 1520s. Meaning "a reed instrument" is from 1838. Figuratively, as a type of frailty, etc., from early 13c.
The Greek word is from PIE *kole-mo- "grass, reed," source also of Old English healm, Old High German halm "straw;" Latin culmus "stalk;" Old Prussian salme "straw," Latvian salms; Russian soloma. Sanskrit kalama- "writing reed," Arabic qalam are said by Beekes to have been borrowed from the Greek word.
cigar-shaped tubes of fried pastry filled with sweetened ricotta, a Sicilian dessert, 1948, from Italian cannoli, plural of cannola, literally "small tube," from Latin cannula "small reed or pipe," diminutive of canna "reed, pipe" (see cane (n.)).
From 1791 as the name of a pale yellow color, like that of the flower, and thus a type of canary bird (1865) of that color.
in medical use, "case for a broken limb," 1670s, from Latinized form of Greek glossocomion "small case for holding the reed of a wind instrument," from glōssa "mouthpiece," literally "tongue" (see gloss (n.2)).