1 bundle, cluster, batch, clump; bouquet, nosegay, posy, spray:
That's a nice-looking bunch of grapes. Mr Herbert arrived with a bunch of flowers for me.
2 crowd, knot, collection, group, lot, gathering, cluster, clutch, batch, assortment, mass:
A bunch of people stood outside the courtroom, awaiting news of the verdict.
3 sort, class, classify, categorize, assort, group together, bracket:
It would be a mistake to bunch all different kinds of liberals into the same category.
4 bunch up. gather; smock; collect, crowd, group, cluster:
The fabric is all bunched up at the bottom. Don't let the people bunch up in front of the exits.