Yellow or brown areas shaped like the letter V on leaves may be a sign of black rot infection.

VOA: special.2009.03.03

With their v-shaped bottoms, the MRAPs deflected blasts and saved hundreds of American lives.

VOA: standard.2010.08.01

"The U.S.data should remind us that this recovery is not likely to be V-shaped It seems to me that we are going to see rising unemployment for a long time yet,"

VOA: standard.2009.08.05

The rule, implemented by the U.S. Golf Association (USGA) and Royal and Ancient Golf Club (RA), means that from the start of 2010 the U-shaped grooves on wedges will be banned in favor of V-shaped grooves, with the intention of rewarding accurate driving over distance hitting.

CNN: Woods backs golf's 'groovy' rule change

We're hopeful for a wonderful V-shaped economic recovery, but we don't think that that's very likely.

FORBES: Whitney Tilson

But a V-shaped pattern by one of the doors suggested that the fire had originated elsewhere.

NEWYORKER: Trial by Fire