when it comes to something/to doing something
when it comes to (someone or something)
When considering some particular person, thing, or action. John is a bit of a blowhard, but when it comes to pushing sales, no one in the company is better. There's nothing she doesn't know when it comes to computers. He's a sweet guy, but he's a bit useless when it comes to kids.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
when it comes to something
as for something; speaking about something. When it comes to fishing, John is an expert. When it comes to trouble, Mary really knows how to cause it.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
when it comes to
Also, if or when it comes right down to . As regards, when the situation entails. For example, When it comes to renting or buying, you'll spend about the same amount. It is also put as when it comes down to it or that , as in If it comes right down to it, they said you could visit any time you're able to, or When it comes to that, we can lend you the fare. This idiom uses come to in the sense of "amount to" or "be equivalent to." [Second half of 1700s]
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
when it comes to something/to doing somethingwhen it is a question of something: When it comes to getting things done, he’s useless.
Farlex Partner Idioms Dictionary © Farlex 2017