That which one is concerned in; one's business.
"After years of working abroad, he finally realized that managing his family farm was becoming too much of a concerning for him to ignore."
In plain English: A concerning is someone who worries you because they are acting strangely or giving you bad news.
"The concerning was noted in the report as a significant issue."
Usage: Use "concerning" only as an adjective to mean relating to or about something, not as a noun to refer to one's business. When you need a noun for your personal affairs, use the word "concern" instead.
present participle of concern
"The police are currently concerning themselves with finding the missing child before nightfall."
In plain English: To be concerning means to make someone feel worried or anxious about something.
"The manager fired three employees concerning their lack of attendance."
Usage: Use "concerning" only when describing an action that is currently happening or will happen in the future, such as "The storm is concerning us." Do not use it to describe a past event, as the simple past form "concerned" is required for actions that have already occurred.
Causing concern; worrying.
"The concerning drop in sales has worried the entire board of directors."
In plain English: Concerning means worrying or causing someone to feel anxious about something.
"I received concerning news about my flight status."
Usage: Use "concerning" as an adjective only when describing something that causes worry or anxiety, such as a concerning trend. Do not use it to mean "regarding" or "about," which is the correct usage for the preposition.
Regarding, respecting.
"Concerning your request for a refund, please allow us two business days to process it."
Concerning comes directly from the verb concern by adding the suffix -ing. It entered English as a standard derivative to describe matters related to or affecting someone.