You are here Home Glossary of technical terms Glossary of technical terms Carriage Listen Print Share Twitter Facebook Email ’Carriage’ means the presence of meningococcal bacteria in the upper respiratory tract without any signs or symptoms of infection. Page history Last updated 18 June 2018 Last reviewed 18 June 2018 Is there anything wrong with this page? Help us improve the Australian Immunisation Handbook What you were doing? (required) What went wrong? (required) Leave this field blank