losing my marbels 

When someone is getting less concentrated, confused, or committing mistakes all the time then he is losing his marbels. It is related to the mental status of this person. It does not mean he is metally ill though.

I can not pass this exam. It seems I am losing my marbels

Stop thinking of her, you are losing your marbels

If I stayed unemployed any longer, I will lose my marbels

losing my marbels by bambastik January 14, 2010

losing my marbles 

The act or process of going crazy, usually caused by life stressors. Also used in the past tense phrase: lost my marbles. The orgin of the phrase is unknown but has been referenced numerous times in popular culuture; such as in the peter pan film Hook from the 90’s.

I am losing my marbles staying locked up in this jail cell.

Jimmy spent his entire summer indoors studying and ended up failing his medical boards, he has since then lost his marbles and is living under a bridge.

losing my marbles by yabayabadoo August 15, 2011