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

Alexis Mac Allister went in hard on Dani Olmo; an uncompromising, flying challenge that left the Spaniard in a heap on the floor (after a few rolls for dramatic effect). — Tim Spiers, New York Times, 20 July 2026

Now, Porsha is sharpening her knives before going in for the kill, adding a hilarious edge to an already delightfully macabre episode. — Ile-Ife Okantah, Vulture, 20 July 2026

The audience giggled nervously as their seats rocked and rolled during the tense chase scene, and whenever the dinosaur went in for an attack, a squirt of water shot out from behind each audience member’s seat. — Matt Minton, Variety, 19 July 2026

That energy rolls off the stage, which goes in the audience and rolls back up on the stage. — Brayden Garcia july 17, Fort Worth Star-Telegram, 17 July 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