An invitation to someone's
bed to get
busy (from the wooden slats of the bed frame.) Often used in a situation where nothing else is desired but a casual encounter but the user wants to use a term less obvious than 'booty call'.
Also, a thorough investigation of some
chic's ass.
Yo, I'll be over around 10ish or whenever I finish the
slat tour.
I wasn't going to try to get in her pants until after dinner, but then she offered me the
full slat tour.