the GNU version of the Collaborative International Dictionary of English
n. One who thunders; -- used especially as a translation of L. tonans, an epithet applied by the Romans to several of their gods, esp. to Jupiter.
The Century Dictionary and Cyclopedia
n. One who thunders; specifically, with the definite article, Jupiter (called Jupiter Tonans).
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a noisemaker that makes a sound like thunder
n. an epithet for Jupiter
Word Usage
""I have a great unpaid MA student interning in my office – if Clegg had his way I would have to sack him," thunders the thunderer from Shipley, Philip Davies."