A group of similar things, either growing together, or in a cluster or clump, usually fastened together.

“a bunch of grapes;  a bunch of bananas;  a bunch of keys;  a bunch of yobs on a street corner”

The peloton; the main group of riders formed during a race.

An informal body of friends.

“He still hangs out with the same bunch.”

To gather into a bunch.

To gather fabric into folds.

To form a bunch.