Jag (?), n. [Prob. of Celtic origin; cf. W. gag aperture, cleft, chink; akin to Ir. & Gael. gag.] [Written also jagg.]

1.

A notch; a cleft; a barb; a ragged or sharp protuberance; a denticulation.

Arethuss arose . . .
From rock and from jag.
Shelley.

Garments thus beset with long jags.
Holland.

2.

A part broken off; a fragment. Bp. Hacket.

3. (Bot.)

A cleft or division.

Jag bolt, a bolt with a nicked or barbed shank which resists retraction, as when leaded into stone.

 

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Jag, v. t. [imp. & p. p. Jagged (?); p. pr. & vb. n. Jagging (?).]

To cut into notches or teeth like those of a saw; to notch. [Written also jagg.]

Jagging iron, a wheel with a zigzag or jagged edge for cutting cakes or pastry into ornamental figures.

 

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Jag, n. [Scot. jag, jaug, a leather bag or wallet, a pocket. Cf. Jag a notch.]

A small load, as of hay or grain in the straw, or of ore. [Prov. Eng. & Colloq. U.S.] [Written also jagg.] Forby.

 

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Jag, v. t.

To carry, as a load; as, to jag hay, etc. [Prov. Eng. & Colloq. U.S.]

 

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Jag, n.

1.

A leather bag or wallet; pl.,

saddlebags. [Scot.]

2.

Enough liquor to make a man noticeably drunk; a small "load;" a time or case of drunkeness; -- esp. in phr. To have a jag on, to be drunk. [Slang, U. S. & Dial. Eng.]

 

© Webster 1913