/ slɪt; NAmE / noun , verb
■ noun
a long narrow cut or opening :
a long skirt with a slit up the side
His eyes narrowed into slits.
■ verb
( slit·ting , slit , slit ) to make a long narrow cut or opening in sth :
[ vn ]
Slit the roll with a sharp knife.
The child's throat had been slit.
Her skirt was slit at both sides (= designed with an opening at the bottom on each side) .
[ vn - adj ]
He slit open the envelope and took out the letter.
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WORD ORIGIN
late Old English slite (noun); related to Old English slītan split, rend (of Germanic origin).