Is “Zipping” a Scrabble word?
Yes
ZIPPING
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Zipping
verb
1.To close with a zip fastener.
2.To close as if with a zip fastener.
“zip one's lip”
3.To compress (one or more computer files) into a single and often smaller file, especially one in the ZIP format.
Synonyms: zip up