Denshi Jisho — Online Japanese dictionary

決める きめる 1: to decide; to choose; to determine; to make up one's mind; to resolve; to set one's heart on; to settle; to arrange; to set; to appoint; to fix;
2: to clinch (a victory); to decide (the outcome of a match);
3: to persist in doing; to go through with;
4: to always do; to have made a habit of;
5: to take for granted; to assume;
6: to dress up; to dress to kill; to dress to the nines;
7: to carry out successfully (a move in sports, a pose in dance, etc.); to succeed in doing;
8: (Martial arts term) to immobilize with a double-arm lock (in sumo, judo, etc.)
Common word, Ichidan verb, Transitive verb 

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