vi to sink or fall to the bottom; to settle, as lees.
2. subside ·vi to tend downward; to become lower; to descend; to sink.
3. subside ·vi to fall into a state of quiet; to cease to rage; to be calmed; to settle down; to become tranquil; to abate; as, the sea subsides; the tumults of war will subside; the fever has subsided.