make (someone) feel annoyed, frustrated, or worried, especially with trivial matters:the memory of the conversation still vexed him (as adjective vexing)the most vexing questions for policymakers
[no object]West Indian be annoyed, irritated, or unhappy:I wouldn’t vex; it will be just great if whoever borrow the pump, just bring it back
archaic cause distress to:thou shalt not vex a stranger