transitive verb, intransitive verb combined -·bined′, combining -·bin′·ing

1. to come or bring into union; act or mix together; unite; join
2. to unite to form a chemical compound
3. ☆

   Etymology: < combine

   to harvest and thresh with a combine

Etymology: ME combinen < OFr combiner < LL combinare, to unite < L com-, together + bini, two by two < base of bis: see bi-

noun

1. ☆ a machine for harvesting and threshing grain
2. an association of persons, corporations, etc. for commercial or political, sometimes unethical, purposes