Definitions
1.nounEager 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."
2.nounAn object of an ardent desire."My ambition is to own a helicopter."
3.nounA desire, as in (sense 1), for another person to achieve these things.
4.nounA personal quality similar to motivation, not necessarily tied to a single goal.
5.nounThe act of going about to solicit or obtain an office, or any other object of desire; canvassing.
6.verbTo seek after ambitiously or eagerly; to covet."Pausanias, ambitioning the sovereignty of Greece, bargains with Xerxes for his daughter in marriage. — Trumbull."