1. To rip or pull something down from a surface. A noun or pronoun can be used between "tear" and "down." The warden went around tearing down pictures and posters hanging up in prisoners' cells.

2. To dismantle or disassemble a large object or structure. A noun or pronoun can be used between "tear" and "down." After the concert, we'll need everyone on hand to help tear down the set.

3. To demolish a large object or structure. A noun or pronoun can be used between "tear" and "down." I can't believe they haven't torn that old building down yet.

4. To deride, vilify, or excoriate someone or something. A noun or pronoun can be used between "tear" and "down." The director has long been a bully, tearing down those around him who would dare to challenge his authority. I don't understand why he's always tearing my work down.

5. To travel down or along something very quickly. The kids tore down the stairs to see what Santa Claus had brought them for Christmas. The motorcycle tore down the street in an ostentatious display of speed and motor power.