Roll Up One's Sleeves Meaning
(idiomatic) To prepare to work.
Example: 2011 October 1, Phil Dawkes quoting Steve Bruce, â€œSunderland 2 - 2 West Bromâ€, BBC Sport:
"We could quite easily have folded today but thankfully they rolled up their sleeves and got back into it. We could even have won it. We had a couple of great opportunities but we just ran out of juice."