WordNet sense 1 (a large sum of money (especially as pay or profit)):

megabucks, pile, big bucks, big money

WordNet sense 2 (a collection of things wrapped or boxed together):

package, packet, parcel

WordNet sense 3 (a package of several things tied together for carrying or storing):

sheaf

WordNet sense 4 (make into a bundle):

roll up, bundle up

WordNet sense 5 (gather or cause to gather into a cluster):

bunch, clump, cluster, bunch up

WordNet sense 6 (compress into a wad):

compact, pack, wad, compact

WordNet sense 7 (sleep fully clothed in the same bed with one's betrothed):

practice bundling