He has more walking-around money than you or I do, but he didn’t have walking-around money to buy Twitter for $44 billion.

As the year kept going on, sales kept being bad, and Bed Bath’s walking-around money kept shrinking.

For the first time the E.P.A. has “a little bit of walking-around money,” Mr. Regan joked to staff at a recent meeting.

The days of someone always carrying a little walking-around money seem long gone.

If, that is, you and me happen to have a few hundred thousand dollars or more of walking-around money on hand.