Of a size, extent, or degree that elicits awe or taxes belief; immense. See Synonyms at enormous.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "colossal" in a sentence
"He uses the word colossal when something truly irks him."
"Plus, former President Bill Clinton warning fellow Democrats against what he calls a colossal blunder."
"At night, asleep, he lived with the gods in colossal nightmare; and awake, in the day, he went around like a somnambulist, with absent stare, gazing upon the world he had just discovered."