1. To fall or diminish
2. When a business's sales, the occurrence of some event, or the interest some people have in something declines, it drops off.
3. When the level of the ground declines steeply, it drops off.
Sinonimi: Spodoptera frugiperda
To change from a waking to a sleeping state; SYN. dope off, flake out, drift off, nod off, drop off, doze off, drowse off.