Though I am sure they do it out of no love for us, they do guard our southern flank.

Right now it was important just to neutralize the gray men to guard our flank.

The others will guard our flank and cover the retreat.

Obscurely, Kirk felt that it would be essential to guard their flank.

The river guarded their one flank, and the blank windowless wall of atriple-storeyed house the other.

The phaerimm was sending the basilisk to guard its flank.

Dangling on the trellis like a giant insect, there was little he could do to guard his flank.

One adult, seven children, and a golden cat that guarded their western flank.

If anything, it guards our flank against attack from the pass.

A former Administration official said, "Hillary has to guard her flank.