When you dream of drinking an alcohol, but in a small amounts, it represents you going on the right direction, reaching the proper destinations while feeling fulfilled that you managed to reach them. It means you are managing the problems the way they supposed to be managed and t means that whatever you do you it will be successful and pleasurable. If you dream of drinking alcohol in a big amounts, it indicates frustration and pithiness you will suffer. This indicates your fear of people finding out for who you truly are and while you drink alcohol it makes you to forget your problems, but it does not mean it they are solved. What you have to do is to make sure that you are not overindulging with alcohol.
Read more about dreaming of Alcohol in other dream meanings interpretations.