2. To experience an unexpected and strong emotion: Jim's heart burst with love for the lovely girl whose name he did not know.
When the robber and the thief burst into the room through the window, they bumped the bust that belonged to the senator which fell to the floor with a thump and it bust into a hundred pieces.
When she saw this, the senator was so upset, she burst into tears and exclaimed, "I am a complete bust when it comes to collecting art."
The police thought they would soon be able to bust the house breakers crime syndicate.
2. A disturbance that affects ionospheric scatter communications resulting from the penetration of meteors through the D region of the ionospheric layer.