Is “Piggybacked” a Scrabble word?
Yes
PIGGYBACKED
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 Piggybacked
verb
1.To attach or append something to another (usually larger) object or event.
“The popular host can’t claim credit for the trade, though. The idea wasn’t his. He piggybacked off another successful investor who had a history of picking winners.”
2.To obtain a wireless internet connection by bringing one's own computer within the range of another's wireless connection without that subscriber's permission or knowledge.
3.To utilize "last-mile" wiring rented from a larger owner ISP by a smaller ISP.