n.
1.a rational motive for a belief or action
2.an explanation of the cause of some phenomenon
3.the capacity for rational thought or inference or discrimination
4.the state of having good sense and sound judgment
5.a justification for something existing or happening
6.a fact that logically justifies some premise or conclusion reason v.
1.decide by reasoning
2.present reasons and arguments
3.think logically
Idiom of the Day
play cat and mouse with (someone)
to tease or fool someone or something by pretending to let them go free and then catching him or her or it again
The boxer was playing cat and mouse with his opponent although he could have won the match easily.