1) Aircraft configuration 2) Jet plane 3) Jet-propelled plane 
A twinjet or twin jet is a jet aircraft powered by two engines. Such configuration of an aircraft is the most popular today for commercial airliners, for fighters, and many other kinds, because while offering safety from a single engine failure, it is also acceptably fuel-efficient. ==Aircraft configurations== As of today, there are three most com...
[n] - a jet plane propelled by two jet engines
noun a jet plane propelled by two jet engines
an airplane powered by two jet engines.