- providing for or allowing movement in opposite directions, or both to and from a place: two-way traffic.
- allowing or entailing communication or exchange between two persons, groups, countries, etc.
- involving two parties or participants, as a relationship or agreement; two-sided: a two-way race for the nomination.
- entailing responsibilities, obligations, etc., on both such parties.
- capable of both receiving and sending signals: a two-way radio.
- capable of being used in two ways.
- moving, permitting movement, or operating in either of two opposite directions
- involving two participants
- involving reciprocal obligation or mutual action
- (of a radio, telephone, etc) allowing communications in two directions using both transmitting and receiving equipment
