Shut down/ shoot down an idea

To “shut down”/”Shoot down” an idea = to reject an idea

 

Future tense: shut

Present tense: shutting

Past tense: shut

 

Future tense: shoot

Present tense: shooting

Past tense: shot

 

Examples:

1. He will probably shut down the idea.
2. He keeps shutting down her ideas.
3. He shot down all of Mike’s ideas.
4. Let’s not shoot down the idea before we hear it.
5. Don’t be upset, he shoots down everyone’s ideas.