1. (v. t.) To put together so as to make one; to join, as two or more constituents, to form a whole; to combine; to connect; to join; to cause to adhere; as, to unite bricks by mortar; to unite iron bars by welding; to unite two armies.

2. (v. t.) Hence, to join by a legal or moral bond, as families by marriage, nations by treaty, men by opinions; to join in interest, affection, fellowship, or the like; to cause to agree; to harmonize; to associate; to attach.

3. (v. i.) To become one; to be cemented or consolidated; to combine, as by adhesion or mixture; to coalesce; to grow together.

4. (v. i.) To join in an act; to concur; to act in concert; as, all parties united in signing the petition.

5. (v. t.) United; joint; as, unite consent.

accord accouple accumulate act in concert act together add adhere affiliate agglutinate agree ally amalgamate amass approach arrange a match articulate assemble assimilate associate band band together be in cahoots be in league blend bond bracket bridge bridge over bunch bunch up cement center centralize chain clap together clinch close close in close up close with clot club together cluster coact coadunate coalesce cohere coincide collaborate collect collude combine come together commingle communicate compound comprise concatenate concenter concentralize concentrate concert concord concur confederate conglobulate congregate conjoin conjugate connect connive consolidate conspire constitute a whole converge cooperate copulate correspond couple cover crowd date do business with draw together embody embrace encompass fall in with federate flock together flow together flux forgather form a unity funnel fuse gang around gang up gather gather around get heads together get together give away glue go partners grow together hang together happen together harmonize herd together hitch hive hold together hook up hook up with horde huddle identify include incorporate integrate interblend intercommunicate interfuse intermix intersect join join forces join in join together keep together knit knot lay together league league together link lump together make a match make a whole make common cause make one marry marshal mass match meet meld melt into one merge mill mingle mix mobilize muster narrow the gap nip nuptial pair partner piece together pinch play ball pull together put heads together put together rally rally around reciprocate reduce to unity reembody relate rendezvous roll into one run together seethe shade into solder solidify span splice stand together stick together stream surge swarm synchronize syncretize syndicate synergize synthesize take in tape taper team up throng throw in together throw in with tie tie in tie up unify unite efforts unite in marriage wed weld work together yoke