advertising matter

18 LETTERS · STARTS WITH A

advertising matter is a valid 18-letter word worth 24 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

A1D2V4E1R1T1I1S1I1N1G2M3A1T1T1E1R1

1 + 2 + 4 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 2 + 0 + 3 + 1 + 1 + 1 + 1 + 1 =24 PTS

DOUBLE WORD → 48TRIPLE WORD → 72

MEANING

What does advertising matter mean?