/ spjuː; NAmE / verb
1.
[+ adv. / prep. ] to flow out quickly, or to make sth flow out quickly, in large amounts :
[ v ]
Flames spewed from the aircraft's engine.
[ vn ]
Massive chimneys were spewing out smoke.
2.
spew (sth) (up) ( BrE , informal ) to vomit (= bring food from the stomach back out through the mouth) :
[ v ]
He spewed up on the pavement.
[ vn ]
She spewed up the entire meal.
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WORD ORIGIN
Old English spīwan , spēowan , of Germanic origin; related to German speien .