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

Todman will go in front of a city board that will review their termination citations. — Julia Coin, Charlotte Observer, 19 Oct. 2026

Oddly enough for the Cowboys — even as bad as everything has gone in the first six weeks of the season — a win next week against the Eagles could drastically set the ship back on course. — Nick Harris, Fort Worth Star-Telegram, 19 Oct. 2026

Japan has an edge going in, with two asteroid sample returns already under its cosmic belt. — ABC News, 19 Oct. 2026

Then the mob went in and nabbed the books out of the gift shop. — George Saunders, New Yorker, 18 Oct. 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