As a result of this word being used in South Australia for decades, the term 'heaps good' has become a South Australian icon as seen in the 'Heaps Good' South Australian merchandise range.
2. I'm heaps sorry I forgot your birthday
(I saw "heap" defined as a truck on this website, so I had to add this simple definition to distinguish between the two.)
Friend 1 (01:19am): "Wanna fly to OKC?"
Friend 2 (03:28am): "Heap"
Friend 2 (11:36am): "WTF is heap hahaha"
Friend 1 (11:37am): "Hahahha. No f-in idea"
Friend 2 (11:38am): "I'm guessing heap of shit"