Noun
TBM (plural TBMs)
(engineering) Initialism of tunnel boring machine.
Precast segmental linings in the main TBM drives were used, but two different solutions were used. Source: Internet
The accident airplane was a 1996 Socata TBM 700, serial number 112. It was a six-place, single-engine airplane, with a pressurized cabin and a retractable tricycle landing gear configuration. Source: Internet
The French effort required five TBMs: two main marine machines, one main land machine (the short land drives of convert allowed one TBM to complete the first drive then reverse direction and complete the other), and two service tunnel machines. Source: Internet
Patriot was used initially as an anti-aircraft system, but during 1988, it was upgraded to provide limited capability against tactical ballistic missiles (TBM) as PAC-1 (Patriot Advanced Capability-1). Source: Internet
This upgrade program produced missiles known as the GEM/T and the GEM/C, the "T" designator referring to "TBM", and the "C" designator referring to cruise missiles. Source: Internet
With his engine ablaze, Bush flew several miles from the island, where he and one other crew member on the TBM Avenger bailed out of the aircraft; the other man's parachute did not open. Source: Internet