The crossword solution for the term 'THING TO STEER CLEAR OF' is 'POTHOLE'. A pothole is a type of road defect that is caused by water seeping into the ground beneath the pavement and eroding the soil, resulting in a depression in the road surface. Potholes can be dangerous to drivers as they can cause vehicles to swerve or lose control, leading to accidents. It is important to be aware of potholes and to steer clear of them when driving.