SEATMATE
Meaning of SEATMATE in English
n.
Pronunciation: ' s ē t- ˌ m ā t
Function: noun
Date: 1859
: one with whom one shares a seat (as in a vehicle with double or paired seats)
Merriam Webster Collegiate English Dictionary.
Merriam Webster - Энциклопедический словарь английского языка.
2012