"adjacent seats" is a correct and usable phrase in written English.
It refers to seats that are next to each other, typically in a row or section. Example: "We were lucky to find two adjacent seats at the crowded concert venue." In this example, the speaker is referring to two seats next to each other in the same row at the concert venue.
In fact, except for a couple snuggled together, no one sat on adjacent seats.
One such has adjacent seats that alternately face forward and backward (see picture, right).
They held season tickets to adjacent seats in the upper deck, and as the season advanced, so did their relationship.
In fact, we are usually the last to discover which of our habits get people in adjacent seats tweeting incredulously.
The changes will pit existing MPs against each other, where two adjacent seats are merged to become one, or three become two.
We were able to reseat ourselves, but there was clearly no reason why BA should not have allocated adjacent seats to both couples.
For a stronger drink, the lobby reception counter doubles as a bar, with an adjacent seating area and outdoor patio.
The policy, she added, simply reiterates one that has been in place since 1980, requiring a customer whose size encroaches on the adjacent seat to buy a second ticket.
How would you react to people at the next table at a restaurant changing their baby's diaper on the adjacent seat?
According to the newspaper, when Wright was offered at a subsequent meeting an envelope which it claims contained banknotes, he said "cheers, just put it there", indicating an adjacent seat.
A statement from the office of Newark's mayor, Sharpe James, said a police autopsy had found that the victim was killed by three shots at close range, "consistent with being shot by a passenger in the adjacent seat".
