What does "else" mean?

Else: Besides; except that mentioned; in addition; as, nowhere else; no one else.

Additional senses

  1. 2.Otherwise; in the other, or the contrary, case; if the facts were different. For thou desirest not sacrifice; else would I give it. Ps. li.
  2. 3.Note: After `or', else is sometimes used expletively, as simply noting an alternative. "Will you give thanks, . . . or else shall I" Shak.

Sources