sluice box

10 LETTERS · STARTS WITH S

sluice box is a valid 10-letter word worth 20 points in Scrabble and 24 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1L1U1I1C3E1B3O1X8

1 + 1 + 1 + 1 + 3 + 1 + 0 + 3 + 1 + 8 =20 PTS

DOUBLE WORD → 40TRIPLE WORD → 60

MEANING

What does sluice box mean?