Definitions
1.nounA method or means for achieving a particular result, especially when direct or efficient; a resource.
2.adjectiveSuitable to effect some desired end or the purpose intended."Most people, faced with a decision, will choose the most expedient option."
3.adjectiveAffording short-term benefit, often at the expense of the long-term.
4.adjectiveGoverned by self-interest, often short-term self-interest.
5.adjectiveExpeditious, quick, rapid.