Meaning

noun all the loaves of bread baked at the same time

noun (often followed by `of') a large number or amount or extent

noun a collection of things or persons to be handled together

originFrom Middle English bach, bache, bahche, from Old English *bæċċ (“something baked”), of uncertain origin, but possibly from Proto-West Germanic *bakku, from Proto-Germanic *bakkuz (“baking, baked goods”), cognate with Middle High German becke (“something baked, pastry, baking, bakery”). Related also to Old English bacan (“to bake”), Old English ġebæc (“something baked”), Dutch gebak, German…

Etymology from Wiktionary, CC BY-SA 3.0