だらけだった

was full of

→ だらけ
phrase Rare #27,705
was full of Used after a noun to say that something was covered in or filled with many of that thing, often with a negative or undesirable nuance. だった makes it past tense: “was.”
JA: 昨日の部屋は服だらけだった。
EN: Yesterday, the room was full of clothes.

うちの庭は雑草だらけだった

Our garden was overgrown with weeds.

メアリーの部屋の壁ポスターだらけだった

Mary’s bedroom walls were covered in posters.

警察裁判所精神病院悪魔崇拝者だらけだった

The police, the courts, and the psychiatric hospitals were all full of Satan worshippers.

— ダーク・プレイス (2015)

テーブルほこりだらけだった

The table was covered in dust.

そこはクモだらけだった

That place was crawling with spiders.

体中入れ墨だらけだった

His whole body was covered in tattoos.