1. To enter some place in a blustery, angry fuss. The boss stormed in ranting and raving about the latest fiscal results. I could tell she was upset by the way she stormed in the room.

2. To enter some place with great haste or frenetic energy. She stormed in with all her children in tow. The professor stormed in the room, gathered up all of his papers, then stormed out again without a word.