1.a pause during which things are calm or activities are diminished;
there was never a letup in the noise
2.a period of calm weather;
there was a lull in the storm
1.calm by deception;
Don't let yourself be lulled into a false state of security
2.become quiet or less intensive;
the fighting lulled for a moment
3.make calm or still;
quiet the dragons of worry and fear