Green’s Dictionary of Slang

(N.Z.) full sexual intercourse; esp. on a prostitute’s ‘menu’.

1965		F. Pollini Glover 25: ‘How far did you get in there?’ [...] ‘All the way.’.
1988		McGill Dict. of Kiwi Sl. 86/1: polish, a fellatio; eg ‘Whadya want, sailor, all the way or just a polish?’.
2003		McGill Reed Dict. of N.Z. Sl. [as cit. 1988].