put your shoulder to the wheel

Meaning

1. to start working very hard at a particular task

From the same entry

• be looking over your shoulder
• on shoulders
• a shoulder to cry on
• shoulder to shoulder
• have a chip on your shoulder
• give the cold shoulder
• be head and shoulders above
• have a good head on your shoulders
• an old head on young shoulders
• rub shoulders with
• straight from the shoulder