dangerous spot; dangerous place
Refers to a physically hazardous location, such as a steep cliff, a rough stretch of road, or a dangerous part of a river.
Please do not go near the dangerous spots in this river.
There are several dangerous spots on the mountain trail, so be careful.
Compound of 悪 (わる, 'bad') and 場 (ば, 'place'). The exact historical derivation is uncertain, but the meaning is transparent from its components.