Definition of "flint" []

• A very hard, fine-grained quartz that sparks when struck with steel. (noun)
• A piece of flint used to produce a spark. (noun)
• A small solid cylinder of a spark-producing alloy, used in lighters to ignite the fuel. (noun)
• A piece of flint used as a tool by prehistoric humans. (noun)
• Something resembling flint in hardness: a jaw of flint. (noun)

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.

• "The Jews seem to have performed the rite of circumcision with flint implements, for we read in Exodus that Zipporah, the wife of Moses, took a sharp stone for that purpose; and the phrase translated "sharp knives" in Joshua v. 2 -- "At that time the Lord said unto Joshua, Make thee sharp knives, and circumcise again the children of Israel the second time" -- should be translated, as in the marginal reference, _knives of flint_."
• "The benifit of the flint is that it will throw a shower of sparks even when it is soaking wet, and for the little bit of room it takes up, there's no sense in leaving it."
• "Worst line: “Here are me, Brian, Tom, Jim and Gregg outside our house in flint Michigan.”"