Often used combinations:
"steel pipe", "hard pipe", "cum pipe", "fuck pipe", "hard steel pipe",...
As I watched her finger her wet pussy my dick grew to a hard steel pipe.
That slut deepthroated my cum pipe the other day.
She sucked all the cum out of my pipe.
Man, that Cokely is such a pipe. He thinks the South should be able to secede from the Union, and cried when he didn't get into the Navy.
That advanced quantum physics test piped me so fucking hard!
Pipe also has a scale. From zero to pipe.
"oh that's pipe" (its not very good)
"from the asspipe to the mouthpipe" (inserting the penis in to the anus and re-inserting the penis in to the mouth of a sexual partner"
"that movie was fuckin pipe!" (it gave the viewer of the movie some kid of an issue)
"on a scale from zero to pipe i was a fuckin 11" (really drunk or fucked up on drugs"