Hobby is an English word often used in the Portuguese language and means hobby, that is, a activity what is practiced for pleasure in free time.
One hobby it is not a full-time occupation, and is aimed at the practitioner's relaxation.
Usually, the practice of a hobby it does not imply financial advantage for the person in question. Despite this, it can turn into a task that results in financial benefit for the practitioner. For example, a person who has painting as a hobby might sell one of his paintings.
Example: My job is very stressful, that's why I practice yoga as a hobby. ("My job is very stressful, that's why I practice yoga like hobby).
the plural of hobby é hobbies, and so there is some confusion in the writing of the singular word, which is hobby and not hobby.
This activity, which aims to relieve stress, can be physical, practical or more intellectual. There are several types of hobbies, among them: cross stitch, model airplanes, reading, collecting stamps and coins, playing sports, drawing, modeling, cooking, singing, dancing, photography, etc.
On many occasions, the practice of certain hobbies it is essential for the development of some professional areas. In the computer programming industry, for example, the invention of the Linux operating system started as the hobby of a student. In the context of astronomy, several celestial bodies have already been discovered by "amateur astronomers".
In English, hobby it can also be a hobby horse that serves as a toy for a child. In Old English, the word hobby meant a small horse.
See also the meaning of stress.