go in

verb

went in; gone in; going in; goes in

intransitive verb

1

: to make an approach (as in attacking)

2

a

: to take part in a game or contest

b

: to call the opening bet in poker : stay

3

of a celestial body : to become obscured by a cloud

It got cooler once the sun went in.

4

: to form a union or alliance : join

—often used with with

asked us to go in with them

see also:

go in for go in on

Synonyms of go in

• assault
• attack
• raid
• turn (on)
• storm
• jump (on)
• set on
• strike
• set at
• set upon
• descend (on or upon)
• fly at
• rob

Examples of go in in a Sentence

law enforcement officials decided to wait before going in on the barricaded gunman

Recent Examples on the Web

Travelers who go in with that understanding tend to have a significantly smoother experience than those who don't. — Matthew Kayser, USA Today, 31 Aug. 2026

The company tests all the stuff that goes in those data centers. — Jason Gewirtz, CNBC, 31 Aug. 2026

Cyclists must obey traffic lights and signs and go in the direction of traffic, traveling on the right side of the roadway except when making a left turn. — Sacbee.com, 31 Aug. 2026

Donalds said Saturday that DeSantis has done a great job leading Florida, and that part of his campaign is about his promise to keep the state going in the same direction. — Miami Herald, 30 Aug. 2026

Word History

First Known Use

1812, in the meaning defined at sense 1

Rhymes for go in

• coan
• kohen
• rohan
• rowan
• rowen
• bryozoan
• metazoan
• protozoan
• minoan
• samoan