Answer:

speedster

Answer	Crossword Clue
SPEEDSTER	Base-stealer, usually
SPEEDSTER	Motoring menace
SPEEDSTER	Fast one

SPEEDSTER	Leadfoot
SPEEDSTER	Racer.
SPEEDSTER	Le Mans man.
SPEEDSTER	Fleet type
SPEEDSTER	Base stealer, usually

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.