jag

¹ American  

[jag] / dʒæg /

noun

1. a sharp projection on an edge or surface.

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verb (used with object)

jagged, jagging

1. to cut or slash, especially in points or pendants along the edge; form notches, teeth, or ragged points in.

verb (used without object)

jagged, jagging

1. to move with a jerk; jog.

jag ² American  

[jag] / dʒæg /

noun

1. a period of unrestrained indulgence in an activity; spree; binge.

   a crying jag; a talking jag.

2. a state of intoxication from liquor.

3. Northern, North Midland, and Western U.S. a load, as of hay or wood.

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J.A.G. ³ American  

Or JAG

abbreviation

1. Judge Advocate General.

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jag ¹ British  

/ dʒæɡ /

verb

1. (tr) to cut unevenly; make jagged

2. to catch (fish) by impaling them on an unbaited hook

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noun

1. an informal word for jab jab

noun

1. a jagged notch or projection

jag ² British  

/ dʒæɡ /

noun

1. 1. intoxication from drugs or alcohol

   2. a bout of drinking or drug taking

2. a period of uncontrolled activity

   a crying jag

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Jag ³ British  

/ dʒæɡ /

noun

1. informal a Jaguar car: often understood as a symbol of affluence

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JAG ⁴ British  

abbreviation

1. Judge Advocate General

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Other Word Forms

• jagless adjective

Etymology

Origin of jag¹

1350–1400; late Middle English jagge (noun), jaggen (v.), of obscure origin

Origin of jag²

1590–1600; perhaps originally load of broom or furze (compare Old English ceacga broom, furze)

Example Sentences

Brook was helpless when Deep got the ball to jag back from outside off stump.

From BBC • Jul. 6, 2025

Since its buying jag began, the company has filed suit in federal court against a group of families the firm purchased property from, seeking $510 million.

From Los Angeles Times • Aug. 31, 2023

Or has he been on a crying jag?

From Slate • Aug. 24, 2023

When state lawmakers gathered this past week to fight about guns, they ended up going off on a jag about something else entirely:

From Seattle Times • Mar. 11, 2023

Next thing I knowed all three of us was having us a snot-nosed crying jag.

From "Girls Like Us" by Gail Giles