If you have wobbly knees you may have legs that give way often or you may have fallen over. WARNING: Only use with friends as it can be offensive to someone that you don’t know
The moment during a sporting event when anxiety reaches a critical mass, causing a spectator to pull on their pant legs to a point at which their knees become visible.
I had just walked into the bar and could tell the game wasn't going well. It was only the third quarter and Dean was already getting the knees out.
A reference to a fact or misconception that is widely unknown or completely false. Derived from the fact that a penguin actually has knees despite the fact that they cannot be seen from the outside. Commonly credited to the southern region of California.
Despite the common myth, hydrogen peroxide is actually quite detrimental for a wound, it's like the penguin's knees.