CONCERN, v.t. [L., to separate, sift, divide; to see. If this is the true origin, as I suppose, the primary sense is, to reach or extend to, or to look to, as we use regard.]

1. That which relates or belongs to one; business; affair; a very general term, expressing whatever occupies the time and attention, or affects the interests of a person. Intermeddle not in the private concerns of a family. Religion is the main concern of a rational being. We have no concern in the private quarrels of our neighbors. The industrious and prudent occupy their time with their own concerns.
2. Interest; importance; moment; that which affects the welfare or happiness; as, to live in peace, is a matter of no small concern to a nation. Mysterious secrets of a high concern, / And weighty truths, solid convincing sense, / Explained by unaffected eloquence. – Roscommon.
3. Affection; regard; careful regard; solicitude; anxiety; as, why all this concern for the poor things of this life? O Marcia, let me hope thy kind concerns, / And gentle wishes, follow me to battle. – Addison. An impenitent man feels no concern for his soul. – Anon.
4. Persons connected in business, or their affairs in general; as, a debt due to the whole concern; a loss affecting the whole concern. Mercantile Usage.

1. To relate or belong to. Preaching the kingdom of God and teaching those things which concern the Lord Jesus Christ. – Acts xxviii.
2. To relate or belong to, in an emphatical manner; to affect the interest of; to be of importance to. Our wars with France have affected us in our most tender interests, and concerned us more than those with any other nation. – Addison. It much concerns us to secure the favor and protection of God. – Anon.
3. To interest or affect the passions; to take an interest in; to engage by feeling or sentiment; as, a good prince concerns himself in the happiness of his subjects; a kind parent concerns himself in the virtuous education of his children. They think themselves out of the reach of Providence, and no longer concerned to solicit his favor. – Rogers.
4. To disturb; to make uneasy. [Little used.] – Derham.
5. To intermeddle; as, we need not concern ourselves with the affairs of our neighbors.

1. To relate or belong to; to have reference to or connection with; to affect the interest of; to be of importance to.
   
   

   Preaching the kingdom of God, and teaching those things which concern the Lord Jesus Christ.
   Acts xxviii. 31.

   Our wars with France have affected us in our most tender interests, and concerned us more than those with any other nation.
   Addison.

   It much concerns a preacher first to learn
   The genius of his audience and their turn.
   Dodsley.

   Ignorant, so far as the usual instruction is concerned.
   J. F. Cooper.

2. To be of importance.
   
   
   [Obs.]

   Which to deny concerns more than avails.
   Shak.

3. That which relates or belongs to one; business; affair.
   
   

   The private concerns of fanilies.
   Addison.

4. To engage by feeling or sentiment; to interest; as, a good prince concerns himself in the happiness of his subjects.
   
   

   They think themselves out the reach of Providence, and no longer concerned to solicit his favor.
   Rogers.

5. That which affects the welfare or happiness; interest; moment.
   
   

   Mysterious secrets of a high concern.
   Roscommon.

6. Interest in, or care for, any person or thing; regard; solicitude; anxiety.
   
   

   O Marcia, let me hope thy kind concerns
   And gentle wishes follow me to battle.
   Addison.

7. Persons connected in business; a firm and its business; as, a banking concern.
   
   

   The whole concern, all connected with a particular affair or business.

   Syn. -- Care; anxiety; solicitude; interest; regard; business; affair; matter; moment. See Care.