Definitions of rolling:

• noun:   the act of robbing a helpless person

  Example: "He was charged with rolling drunks in the park"

• noun:   propelling something on wheels
• noun:   a deep prolonged sound (as of thunder or large bells)
• adjective:   moving in surges and billows and rolls

  Example: "The rolling fog"

• adjective:   uttered with a trill

  Example: "She used rolling r's as in Spanish"

• adjective:   characterized by reverberation

  Example: "Hear the rolling thunder"

• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #10991)