Is “Holdup” a Scrabble word?
Yes
HOLDUP
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 Holdup
noun
1.A delay or wait.
“What is the hold-up?”
2.A robbery at gunpoint.
“This is a hold-up! Give us all your money.”
3.The holding back of a card that could win a trick in order to use it later.
Synonyms: cunctation, holdoff