Green’s Dictionary of Slang

hive off v.

[SE hive off, to break away from a group]

(Aus.) to leave.

1951		D. Stivens Jimmy Brockett 281: I did want to have a kid to leave my sugar to when I had to hive off.
1984		Partridge DSUE (8th edn) 556: since ca. 1910.