get on your bike
get on (one's) bike
To go out in pursuit of a job. Primarily heard in UK. You really need to get on your bike before all of your money runs out.
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
get on your bikeBRITISH, INFORMAL
1. People sometimes say get on your bike to tell someone that they no longer have a job. By the end of the week Neilsen had been told to get on his bike by new boss Jim Dale. Note: This expression is sometimes written `get on yer bike', to represent an informal pronunciation of `your'. `Get us promoted or get on yer bike!' That's Derby's ultimatum to their manager Andy Cox after their disappointing season.
2. If you get on your bike, you make an effort to find work, travelling to different places. He will for ever be remembered for telling the unemployed to "get on your bike" even though he never said it.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012