set you back on your heels

(redirected from rock you back on your heels)

set you back on your heels

or

rock you back on your heels

If something sets you back on your heels or rocks you back on your heels, it surprises or shocks you. Something very odd occurred, and it set me back on my heels. Ireland started well, only to be rocked back on their heels by the first error just 10 minutes into the match.
See also: back, heel, on, set