унікальний, ні на кого не схожий (розм. ‘аналогов нєт’)
without its (own) means of initiation
blade flapping (the vertical movement in its plane of rotation because of differences in lift between the advancing and retreating blades)
rank has its privilege
forward line of own troops (FLOT)
Kosbies / KOSBs (King's Own Scottish Borderers)
paint a target on one`s own back
King's Own Hussars
Queen's Own Cameron Highlanders
under one's own steam
BYOB (bring your own bottle / booze / beer)
bring your own liquor (BYOL)