two-way

[ too-wey ]

/ ˈtuˈweɪ /

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.

Origin of two-way

First recorded in 1565–75

What pundits think, however, is that this is a two-way race between Breaking Bad and True Detective.

What's TV's Best Drama? 'True Detective,' 'Game of Thrones,' and Our Emmy Predictions |Kevin Fallon |August 22, 2014 |DAILY BEAST
The Delle Donnas retorted that their friendship with Medrano was a two-way street.

Did Christie Go Easy on a Human Trafficker Just to Bust a Small-Time Pol? |Olivia Nuzzi |March 17, 2014 |DAILY BEAST
Two-way trade with the U.S. alone had grown to $7.3 billion.

Farewell to Manmohan Singh, India’s Puppet Prime Minister |Kapil Komireddi |January 5, 2014 |DAILY BEAST
The agent had a two-way radio connecting him with other agents downtown.

Would It Have Saved JFK? Jim Lehrer on the Mystery of the Bubble Top |Eleanor Clift |November 4, 2013 |DAILY BEAST

The revelations from Snowden provide evidence that such hacking is a two-way street.

As Snowden Eyes Ecuador, WikiLeaks Begins to Lay Out His Legal Case |Eli Lake, Ben Jacobs |June 24, 2013 |DAILY BEAST
Then I had my radio for two-way conversation with the office.

Four-Day Planet |Henry Beam Piper
They carry on two-way trade with the Soviet bloc for concrete commercial benefits.

East-West Trade Trends |Harold E. Stassen
As she finished her conversation and switched off the two-way radio, he turned to her.

Stairway to the Stars |Larry Shaw
It is two-way traffic and the exit is one way east, so the vehicles were placed there.

Warren Commission (12 of 26): Hearings Vol. XII (of 15) |The President's Commission on the Assassination of President Kennedy
There was a two-way, short-wave radio set built into his helmet.

The Golden Amazons of Venus |John Murray Reynolds

two-way

moving, permitting movement, or operating in either of two opposite directions two-way traffic; a two-way valve

involving two participants a two-way agreement

involving reciprocal obligation or mutual action a two-way process

(of a radio, telephone, etc) allowing communications in two directions using both transmitting and receiving equipment