Is “Flanker” a Scrabble word?
Yes
FLANKER
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 Flanker
noun
1.A player who plays in the back row of the scrum.
2.A wide receiver who lines up behind the line of scrimmage.
3.A fortification or soldier projecting so as to defend another work or to command the flank of an assailing body.
verb
1.To defend by lateral fortifications.
2.To attack sideways.