The orgasmic fluids of the female reproductive system that aides in lubricaiton of the vagina. It also makes a sometimes smellymess. Also known as female cum.
Last night I had some ball-slappin action and she got her clamjuice all over my thighs.
To take something small, that doesn't quite qualify as a theft. Probably from the Danish "skæv" or the Dutch "scheef", both of which are pronounced similarly, meaning "askew, or not quite right'. To change an item's ownership without permission, but only something small and of little worth.
"I skeefed an apple off the neighbor's tree." "I skeefed some chips outta your bag when you looked away." "Don't skeef my chair when I go to the bathroom."