1 definition by Philip McAvoy
a thin stream of seamen put somewhere on a girl's(most likely a skank's) body by someone she has had a sexual encounter with.
That skank let me leave a jizz train in her hair!
Choo Choo! hey ladies, wanna hop on my jizz train tonight?
Choo Choo! hey ladies, wanna hop on my jizz train tonight?
by Philip McAvoy May 4, 2008