Sweep is a job that involves cleaning an area by using a broom or brush to remove dirt, dust, and debris. Brush up is a phrase that means to review or practice something in order to improve one's skills. Looking for bugs is a task that involves searching for any errors or issues in a program or system. Together, the crossword solutions for the term BRUSH UP - LOOK FOR BUGS can be summarized as a job that involves reviewing and practicing skills while also searching for any errors or issues in a program or system.