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[From its roaring sound in flight.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Animals) another name for nighthawk1
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014



any of several long-winged New World goatsuckers of the subfamily Chordeilinae, esp. Chordeiles minor, often nesting on flat rooftops in urban areas.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.bullbat - mainly nocturnal North American goatsucker
caprimulgid, goatsucker, nightjar - mainly crepuscular or nocturnal nonpasserine birds with mottled greyish-brown plumage and large eyes; feed on insects
Chordeiles, genus Chordeiles - a genus of Caprimulgidae
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The compound began to fill with herons, egrets, owls, bullbats, marsh hens--any feathered thing that had lost its cypress home.
At dusk, when those researchers are sitting down to supper, Brigham is likely to be out in the grassy hills of western Canada looking at bats and bullbats, properly known as common nighthawks.
In the anecdotes in these poems there is always some startling detail ("Against the wounded evening matched, / Snagged high on a pitchfork tine, he will make / Slow arabesques till the bullbats wake") or snatch of remembered conversation ("By God, they deserved it,' he said") that moves the poem from the panorama to the closeup, from the general to the specific, from the universal to the personal, some sparkling nugget that convinces the reader that the poem has moved from the ordinary realm of creativity to the magic of memory.