n. A short thunderstorm commonly accompanied by heavy rain.
the GNU version of the Collaborative International Dictionary of English
n. A shower accompanied with lightning and thunder.
The Century Dictionary and Cyclopedia
n. A shower accompanied by thunder and lightning.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a short rainstorm accompanied by thunder and lightning
Word Usage
"In the thundershower is the question of the distribution of moisture over the earth's surface, the question of the nature and use of clouds, the movement of the air and wind, the condensation of vapor, and the marvelous powers of electricity."