To exert yourself to the point of giving yourself a hernia. More specifically intended towards males, in reference to their manhood...
That box is heavy, I might blow an onion if I help you move it!
Someone who screws up the simplest of tasks out of selfishness or ignorance, and ruins a good time for everyone.
That asshole Charles is such an onion peel. All he had to do was follow us to the party and he ended up knocking on the next door neighbors house in the middle of the night. The cops got called and kicked us all out.
guy 1: God she's so hot I want to have sex with her
guy 2: yea but she likes to lick the onion :(
A description for someone who thinks they are complicated, but really only has a couple of very basic layers.
Martin was many things. But mostly, he was such a simple couple onion.
to be wearing many layers of clothes.
by golly it was a cold day today! i was wearing so many clothes i was wrapped up like an onion!!!