yacker
Ⅰ
1. noun
a swindler working on a phony investment scam by telephone US, 1988⇨ See: YAKKA
2. verb
to talk AUSTRALIA, 1882
Ⅱ ⇨ yakka; yacker
noun work. From the now defunct verb 'yacker' (to work), from the Australian Aboriginal language Yagara, Brisbane region. Connection with the Ulster word 'yokkin' (a spell of work) is untenable. Now usually in the phrase HARD YAKKA AUSTRALIA, 1888