1.Lit. to force something to penetrate something. Tony pushed the needle through the cloth, and drew the thread tight.He pushed the needle through just like a tailor.
2.Fig. to force passage of a motion or law. The committee chairman managed to push the bill through the committee.With a little lobbying, they pushed it through.
to work through or force one's way through something. I pushed through the snow, trying to get to the post office on time.The snow was very deep, but I pushed through.