knock together
1. To collide. The first baseman and the pitcher knocked together and fell down, allowing the runner to reach first base.
2. To cause two things to come together or collide. A noun or pronoun can be used between "knock" and "together." We knocked our mugs together in a half-hearted toast.
3. To construct or produce something shoddily and hastily. A noun or pronoun can be used between "knock" and "together." With the way they just knocked together that bookcase, I'm not surprised it fell apart. Look at all these errors—I bet he just knocked this paper together before class.
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.