Noun

(activities)

The state or quality of being active; nimbleness; agility; vigorous action or operation; energy; active force; as, an increasing variety of human activities.

Something done as an action or a movement.

Something done for pleasure or entertainment, especially one involving movement or an excursion.

* {{quote-magazine, date=2013-06-07, author=David Simpson

, volume=188, issue=26, page=36, magazine=(The Guardian Weekly) , title= Fantasy of navigation , passage=Like most human activities , ballooning has sponsored heroes and hucksters and a good deal in between. For every dedicated scientist patiently recording atmospheric pressure and wind speed while shivering at high altitudes, there is a carnival barker with a bevy of pretty girls willing to dangle from a basket or parachute down to earth.}}

Use (of internet, playstation, bank account etc.).

Noun

(en-noun)

(uncountable, countable) Eager or inordinate desire for some object that confers distinction, as preferment, honor, superiority, political power, or literary fame; desire to distinguish one's self from other people.

My son, John, wants to be a firefighter very much. He has a lot of ambition .

* Burke

the pitiful ambition of possessing five or six thousand more acres

(countable) An object of an ardent desire.

My ambition is to own a helicopter.

A desire, as in (sense 1), for another person to achieve these things.

(uncountable) A personal quality similar to motivation, not necessarily tied to a single goal.

(obsolete) The act of going about to solicit or obtain an office, or any other object of desire; canvassing.

* Milton

[I] used no ambition to commend my deeds.