a bull in a china shop

(like) a bull in a china shop

One who is aggressively reckless and clumsy in a situation that requires delicacy and care. My son can be a bit of a bull in a china shop, so I'm worried about taking him to the museum. Surrounding him with valuables does not seem like a wise idea! This is a complex problem, and if you attack it like a bull in a china shop, you will alienate a lot of people.
See also: bull, china, shop
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

a bull in a china shop

If someone is like a a bull in a china shop, they say or do things too quickly and without considering them enough, and often upset people or damage things. In confrontational situations I am like a bull in a china shop. Although you must take charge of your life, you mustn't go at it like a bull in a china shop.
See also: bull, china, shop
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012
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