Stalactites have to hang on "tight" to the ceiling or they might fall off.

VOA: special.2011.04.11

Stalactites have to hang on tight to the ceiling or they might fall off.

VOA: special.2009.12.07

It is easier to fall off the log than to stay on it.

VOA: special.2009.06.07

He could fall off and break a leg or arm.

VOA: special.2009.01.14

The cowboys try not to fall off.

VOA: special.2009.02.16

The Asia Pacific region led the decline with a more than 14 percent fall off Passengers for North American flights fell by more than 13 percent.

VOA: standard.2009.04.28

That could be good advice. If you strike high up on a tree with an axe, the chip of wood that is cut off will fall into your eye.

VOA: special.2010.01.17