make a stab at

make a stab at idiom
Try to do something, as in I don't know the answer but I'll make a stab at it. This expression derives from stab in the sense of “a vigorous thrust.” [Late 1800s] Also see make a pass at, def. 2.

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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