Definitions of current:

• noun:   a steady flow (usually from natural causes)

  Example: "The raft floated downstream on the current"

• noun:   a flow of electricity through a conductor

  Example: "The current was measured in amperes"

• noun:   dominant course (suggestive of running water) of successive events or ideas

  Example: "The current of history"

• adjective:   occurring in or belonging to the present time

  Example: "Current events"

• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #11090)