Longman Dictionary of Contemporary English - intelligence

~ n 1 a) the ability to learn, understand, and think about things  (a child of low intelligence | Don't act like such an idiot - use your intelligence!) b) a high level of this ability  (a woman of beauty, charm, and intelligence) 2 a) information about the secret activities of foreign governments, the military plans of an enemy etc  (intelligence gathering) b) a group of people or an organization that gathers this information for their government  (He works for British Intelligence. | reports from Military Intelligence)