We found one dictionary that defines the word heap something on upon:

General (1 matching dictionary)

1. heap something on/upon: Oxford Learner's Dictionaries

▸ Words similar to heap something on upon ▸ Usage examples for heap something on upon ▸ Idioms related to heap something on upon ▸ Wikipedia articles (New!) ▸ Words that often appear near heap something on upon ▸ Rhymes of heap something on upon ▸ Invented words related to heap something on upon