cave (n.)

  1. a geological formation consisting of an underground enclosure with access from the surface of the ground or from the sea

    cave (v.)

  1. hollow out as if making a cave or opening; The river was caving the banks

    [ Syn: undermine ]

  2. explore natural caves

    [ Syn: spelunk ]

The dictionary is based on the WordNet Electronic Lexical Database.
WordNet 3.0 Copyright 2011 by Princeton University. All rights reserved.