spit up

verb

spit up or spat up; spitting up; spits up

: regurgitate, vomit

spit-up

ˈspit-ˌəp 

noun

Synonyms of spit up

• vomit
• throw up
• hurl

Examples of spit up in a Sentence

the baby finished nursing and promptly spit up

Recent Examples on the Web

Between snot, sloppy kisses, spit up, poop and grabby little hands, there are plenty of other pathways by which a lactating parent’s body could get information about what antibodies to put on the menu. — Popular Science Team, Popular Science, 29 July 2026

She is revived by the Plague Doctor, and the Rat Queen rises again, spitting up blood in a moment of pure ’70s rock spectacle worthy of Gene Simmons or Alice Cooper. — Steve Appleford, SPIN, 29 June 2026

Soon, the boy spit up water and his pulse returned, Codd said. — David Goodhue, Miami Herald, 8 June 2026

The girl was found on the floor mumbling and spitting up blood, according to the warrant affidavit. — Justin Muszynski, Hartford Courant, 6 Jan. 2026

Word History

First Known Use

1779, in the meaning defined above

Rhymes for spit up

• backup
• blowup
• breakup
• buildup
• checkup
• cleanup
• holdup
• hookup
• lineup
• lockup
• makeup
• markup

Kids Definition

spit up

verb

: regurgitate, vomit

the baby spit up twice

spit-up noun