What does the cryptic crossword clue "Similar? Tit, cuckoo and hawk? (10)" mean?

The definition is "hawk?". The wordplay uses an anagram. anagram of SIMILAR? + TIT, = MILITARIST; definition: "hawk?" The answer is MILITARIST.

Similar? Tit, cuckoo and hawk? (10)

Guardian Cryptic #24008 | 12 Across | 2007-02-23 flower