1.into or in one gathering, company, mass, place, or body: to call the people together.
2.into or in union, proximity, contact, or collision, as two or more things: to sew things together.
3.into or in relationship, association, business, or agreement, etc., as two or more persons: to bring strangers together.
4.taken or considered collectively or conjointly: This one cost more than all the others together.
5.(of a single thing) into or in a condition of unity, compactness, or coherence: to squeeze a thing together; The argument does not hold together well.