intelligence agency

NOUN /ɪn'tɛlɪdʒəns_'eɪdʒənsi/
19 LETTERS · STARTS WITH I

intelligence agency is a valid 19-letter word worth 27 points in Scrabble and 35 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
I1N1T1E1L1L1I1G2E1N1C3E1A1G2E1N1C3Y4
1 + 1 + 1 + 1 + 1 + 1 + 1 + 2 + 1 + 1 + 3 + 1 + 0 + 1 + 2 + 1 + 1 + 3 + 4 =27 PTS
DOUBLE WORD → 54TRIPLE WORD → 81
MEANING

What does intelligence agency mean?