Characterized by unusual letters (those that have a high score in the game Scrabble)

plural of scribble-scrabble

(archaic, derogatory) An ungainly fellow.

Scribbly writing or drawing; scrawl.

A form of the board game Scrabble where an announcer draws a set of letters and announces them to the players in the room who all draw the same seven letters, and all players play from the same board position with the same letters.

Alternative form of hardscrabble