yank (one's) chain(redirected from yanks their chains)
yank (one's) chain
To tease someone, often by trying to convince him or her of something that isn't true. Quit yanking my chain, I know there isn't a Hollywood director calling me right now. I love yanking my sister's chain—it's almost too easy to annoy her.
yank someone's chain
Sl. to harass someone; to give someone a hard time. (As if one were a dog wearing a choker collar, on a leash.) Stop yanking my chain! Do you really think you can just yank my chain whenever you want?