Question

aim
I
 /ˈeım/  verb  , aims, aimed, aim·ing
  1 a : to point (a weapon) at a target
   [  + obj  ] He aimed the gun carefully before shooting.
    Don't aim that pistol at me!
   [  no obj  ] He aimed carefully before shooting.
    Ready, aim, fire!
  1 b : to point (a device) at something
   [  + obj  ] aim a camera
    Try to aim the antenna in the right direction.
    She aimed the telescope at a point in the eastern sky.
   [  no obj  ] She aimed at a point in the eastern sky.
  1 c [  + obj  ] : to direct (something, such as a missile, a ball, a punch, or a kick) at a target
   He aimed the stone at the dog but missed.
   The throw from the shortstop was poorly/badly aimed.
   well-aimed and badly aimed kicks/punches
  2 : to have a specified goal or purpose
   [  no obj  ] If you want to be successful, you have to aim high. [=you have to be ambitious]
    — often + at
    The movie aims at comedy [=the movie is intended to be a comedy], but it really isn't very funny.
    a political movement that aims at promoting world peace
   
    — often + for
    The movie aims for comedy.
    aim for a goal
    If you're trying to lose weight, you should give yourself a goal/target to aim for.
   
   [  + obj  ]
    — followed by to + verb
    a political movement that aims to promote world peace
    They aim [=intend] to reform the government.
    We aim [=plan] to arrive there at around noon.
    We aim to please.
   
  3 [  + obj  ] : to direct (something) at a particular goal, group of people, etc.
   He aimed his criticism primarily at parents.
  — usually used as (be) aimed
   His criticism was aimed primarily at parents.
   The television program is aimed directly/primarily at children. [=is intended mainly for children]
   The new system is aimed at reducing costs. [=the purpose of the new system is to reduce costs]
   a political movement that is aimed at promoting world peace
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II
  noun  ,  pl   aims
  1 [  count  ] : a goal or purpose
   a political movement whose aim is to promote world peace
   Our ultimate aim is to create something of lasting value.
   The book has two basic aims.
   She was unable to achieve her aims.
   I started this business with the aim of making a profit.
  2 [  noncount  ] : the ability to hit a target
   His aim was good.
   He fired at the target but his aim was off/bad and he missed.
  take aim
   1 : to point a weapon at a target
    He took careful aim at the target. [=he aimed carefully at the target]
   2 US : to have a specified goal or intention
    The runner took aim at setting a record. [=the runner's goal was to set a record]
   3 : to have something as the object of an action or effort
    Investigators are taking aim at [=targeting] health-care fraud. [=investigators are intending to punish/stop health-care fraud]