Hobby

Noun

 * 1) An activity that one enjoys doing in one's spare time.
 * I like to collect stamps from different countries as a hobby.
 * 1)  An extinct breed of horse native to the British Isles, also known as the Irish Hobby

Synonyms

 * (activity done for enjoyment in spare time): avocation, pastime

Derived terms

 * hobbyist

Noun

 * 1) Any of four species of small birds of prey in the genus Falco.