To get a Stiff, or Stiffy, is school playground giggles for an erection
stiff
To jump with stiff legs means to lock your knees.
Stiff
No, spry means agile and lively, almost the opposite of stiff.
Short,stiff hair
stiff or made out of wood
Short,stiff hair
To become or make stiff or stiffer.
drawing Circles
If you mean the foreskin getting stiff, you need to clean your head more and maybe start gently masturbating If you mean your whole penis getting stiff it is because of the blood rushing to it when you become sexually aroused...
In slang, "stiff" can mean boring, difficult, or unyielding. It is often used to describe someone or something that is uninteresting or inflexible.
it basically means that they are as boring as a dead person, as 'stiff' is slang for a dead body.