- Flummox is defined as to confuse someone.
When you ask someone tough questions about a scientific theory that he is studying and he cannot understand the questions, this is an example of when you flummox.
Origin: ; from uncertain or unknown; perhaps
Used by arrangement with John Wiley & Sons, Inc.
transitive verb flum·moxed, flum·mox·ing, flum·mox·es Informal
Origin: Probably of English dialectal origin.