Giddup is valid Scrabble Word

Is giddup a scrabble word?
Official Scrabble Players Dictionary NO
Official Tournament and Club Word List NO
Collins Scrabble Words YES
Is giddup valid Words with Friends?
Words with Friends NO

Definitions for GIDDUP in dictionary:

Words related to GIDDUP

giddyup15
Find what other words can be done using letters: "giddup"
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