There we saw a crude arrow marked in red chalk, pointed down the smaller tunnel.

The uneven Arabic writing spray-painted in black across a bare cement wall reads "Temporary Airport Entrance," with an equally crude arrow indicating a rutted sand track.

That, together with the arrowheads she had gleaned, gave them each two real arrows-and when Faro sharpened the dowels they, too, served as cruder arrows.

It was a crude wooden arrow.

They have met the idea of a vector as a crude arrow.

Then she noticed the long, crude arrow that was still vibrating in the opposite wall.

I wasn't familiar with the race's route, but occasionally saw crude arrows chalked onto the pavement and followed those.

Warren brought out the crude arrow he had made with a centimeter-thick slat from the Manamix lifeboat.

He was confident that this was no soldier of Lodivarman; the crude arrow refuted that idea, as did the imprints of the great bare feet.

In the village itself, crude hand-lettered wooden arrows point the way to the house where she was born.