SICKBAG Meaning of SICKBAG in English sick ‧ bag /ˈsɪkbæɡ/ BrE AmE noun [countable] a special paper bag for people to use if they need to ↑ vomit , for example when they are travelling on a plane Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012