What does the cryptic crossword clue "Grab bottle to offer head of house (5)" mean?

The definition is "head of house". The wordplay uses a hidden word. Hidden in "grAB BOTtle to offer head of house" The answer is ABBOT.

Grab bottle to offer head of house (5)

Guardian Cryptic #29339 | 20 Across | 2024-03-25 flower