Roll up your sleeves
Meaning: to prepare for hard work
Example: There's a lot of work to do, so roll up your sleeves and get busy. After the election, the mayor rolled up his sleeves and began immediately to put his promises into action.
Example: There's a lot of work to do, so roll up your sleeves and get busy. After the election, the mayor rolled up his sleeves and began immediately to put his promises into action.
