AIM - [verb; noun] to direct a weapon towards something that you want to hit; to make efforts or plans in order to achieve something; goal; purpose
Examples of use
William Tell aimed the arrow carefully at the apple.
His aim is to increase the sales of his company.
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English speaking practise
Remember that if you don't use that word in English conversations or writing you'll forget it in a short time. So the best thing you can do to learn this word is just trying to use it in speaking or writing. Remember also that practise is the key to fluent english speaking.
You can always find a partner, who would also like to improve his/her