What does the cryptic crossword clue "Bubbly thing, robot excited always (4,4)" mean?

The wordplay uses anagram, charade. anagram of ROBOT ("robot") + EER (synonym of "always") [anagram: "Bubbly"] = ROOTBEER The answer is ROOTBEER.

Bubbly thing, robot excited always (4,4)

Guardian Cryptic #29593 | 26 Across | 2025-01-16 flower