Denshi Jisho — Online Japanese dictionary

有る ある 1: (Usually written using kana alone) to be (usu. of inanimate objects); to exist; to live;
2: to have;
3: to be located;
4: to be equipped with;
5: to happen; to come about
Common word, Godan verb with ru ending (irregular verb), Intransitive verb 
有るたけ あるたけ all that one has; all that there is; the whole
Expression, Usually written using kana alone 
有るだけ あるだけ all that one has; all that there is; the whole
Expression, Usually written using kana alone 
有る無し あるなし presence or absence; whether something is there or not; whether something happens or not
Expression, Usually written using kana alone 
有るべき あるべき ideal; desirable; the way something should be
Pre-noun adjectival, Usually written using kana alone 
有る限り あるかぎり 1: all (there is);
2: () as long as there is
Noun 
有るが儘 あるがまま in truth; as it is; as you are; in practice
Expression, Usually written using kana alone 
有るまじき あるまじき unworthy; unbecoming; improper
Pre-noun adjectival 
有るか無きか あるかなきか so slight as to be all but non-existent
Expression 
有る時払い あるときばらい paying loan installments whenever one happens to have money (instalments)
Noun 
有る事無い事 あることないこと mixture of fact and fiction; half-truths
Expression 
有ること無いこと あることないこと mixture of fact and fiction; half-truths
Expression 

You can also

Look up kanji details for 有る.

Try a Yahoo Jisho search for 有る .
Try a Goo Jisho search for 有る .
Try a Google search for 有る .