Where does this definition of sponge on come from?
This entry for sponge on is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is sponge on a noun, verb, or something else?
In this entry, sponge on is tagged as 2v..
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.