一緒だった

was/were together

→ 一緒
phrase Uncommon #15,112
was/were together Past form of 一緒だ, meaning being together or being with someone. In questions, it can mean “were you with her/them?”
JA: 昨日はずっと彼と一緒だった。
EN: Were you with her?

一緒だったんでしょ

You were together, weren't you?

— オープン・ユア・アイズ (1997)

トムメアリー一緒だった

Were Tom and Mary together?

飛行機で一緒だった同じ賢い奴だ

He was on the plane with me... the one with the same bag—he's a smart... guy.

— ファイト・クラブ (1999)

昨晩校長一緒だったのですか

Was the principal with you last night too?

— サスペリア (1977)

トム一緒だった

Was Tom with you?

今日も一緒だった

We were together again today.

— 落下の解剖学 (2023)

彼らってあなたと一緒だった

Were they with you?

ずっと一緒だったのよ

We were together the whole time.

— タイタニック (1997)

誰と一緒だった

Who were you with?

— オールド・ボーイ (2003)

一緒だった

Back when we were together

— 人生スイッチ (2014)

彼らは一晩中その部屋で私と一緒だった

They were with me in that room all night.

トムメアリーはいつも一緒だった

Tom and Mary were always together.

ホラーが好きでギターを弾く午後一緒だった

I liked horror movies, and we were together that afternoon when I played guitar.

— JUNO/ジュノ (2007)

パパも一緒だった

Was Dad with you too?

— ダーク・プレイス (2015)

さっき一緒だった男だ

He's the guy I was with earlier.

— 自転車泥棒 (1948)