What does the cryptic crossword clue "Commander barking mad, terrible liar (7)" mean?

The definition is "Commander". The wordplay uses an anagram. anagram of MAD, + LIAR = ADMIRAL; definition: "Commander" The answer is ADMIRAL.

Commander barking mad, terrible liar (7)

Times Cryptic #28844 | 18 Down | 2024-02-20 flower