Learner's definition of BATCH
1 : an amount of something that is made at one time
We baked two batches of cookies.
a fresh batch of salsa
mixing another batch of cement
Fry the potatoes in batches. [=fry one amount and then another amount and so on until all the potatoes have been fried]
2 : a group of people or things 3 computers : a set of jobs that a computer does together at one time — usually used before another noun