Is “Trekker” a Scrabble word?
Yes
TREKKER
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 Trekker
noun
1.One who treks; thus, a hiker.
2.(World War II) A person who spent the night in a rural area, rather than his home, during bombing raids.