/slush/ , n.
1. partly melted snow.
2. liquid mud; watery mire.
3. waste, as fat, grease, or other refuse, from the galley of a ship.
4. a mixture of grease and other materials for lubricating.
5. silly, sentimental, or weakly emotional talk or writing: romantic slush.
6. See slush pile .
v.t.
7. to splash with slush.
8. to grease, polish, or cover with slush.
9. to fill or cover with mortar or cement.
10. to wash with a large quantity of water, as by dashing it on.
[ 1635-45; appar. c. Norw slusk slops, Sw slask mud, slops ]