blumpkinのようなどんな単語でも探してください。
 
1.
Achieve an erection; get a hard-on; by extension, perform any difficult task.
He's so asexual, he couldn't get it up at an Annie Sprinkle marathon.
Cornholioによって 2003年11月04日(火)
 
2.
to get an erection.
to muster the energy.
Dude, you hear Jack tried to bang his chick last night, but couldn't get it up?

I can't get it up to go shopping today.
Ptorrensによって 2012年02月10日(金)
 
3.
when u get an erection or a boner in some senses. also means to not be circumcised or a jew.
i wish my mom would help me getitup but thats just wrong cuz im not getitup.
xhottbsxによって 2008年03月07日(金)