colour tv

NOUN
9 LETTERS · STARTS WITH C

colour tv is a valid 9-letter word worth 13 points in Scrabble and 17 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
C3O1L1O1U1R1T1V4
3 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 4 =13 PTS
DOUBLE WORD → 26TRIPLE WORD → 39
MEANING

What does colour tv mean?