Definition of two-way
1
: moving or allowing movement in either direction
- a two-way bridge
2 a
: involving or allowing an exchange between two individuals or groups
- there must be good two-way communication
- —Jerrold Orne
- two-way radio
b
: involving mutual responsibility or reciprocal relationships
- political alliance is a two-way thing
- —T. H. White †1986
3 a
: involving two participants
- a two-way race
b
sports
: playing on both the offensive and defensive squads of a team (as in American football)
- Frost, a throwback to the era of two-way players, is the Cardinal's starting free safety and backup quarterback.
- —The New York Times
- a basketball forward who's a talented two-way player
4
: usable in either of two manners
- a two-way lamp
5
: being a cock or valve that will connect a pipe or channel with either of two others
