fly off at a tangent(redirected from flying off at a tangent)
fly off at a tangent
To begin addressing or discussing a topic that is different than or not relevant to the main discussion. I tried to address the customer's problem, but she kept flying off at a tangent and I couldn't understand what her true complaint was. In the middle of our conversation about my finances, my advisor flew off at a tangent about current events.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
go/fly off at a ˈtangent(British English) (American English go off on a ˈtangent) change suddenly from talking or thinking about one thing to talking or thinking about another: One moment the professor is working hard on a problem in physics, the next he’s gone off at a tangent and he’s talking about bees.
A tangent is a straight line that touches the outside of a curve but does not cross it.
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