streak

an unbroken series of events; "had a streak of bad luck"; "Nicklaus had a run of birdies"

a distinctive characteristic; "he has a stubborn streak"; "a streak of wildness"

a narrow marking of a different color or texture from the background; "a green toad with small black stripes or bars"; "may the Stars and Stripes forever wave"

a sudden flash (as of lightning)

move quickly in a straight line; "The plane streaked across the sky"

run naked in a public place

mark with spots or blotches of different color or shades of color as if stained