Used attributively as the past participle of the verb "lay".
Translations
The bricks were laid in straight, even rows.
Les briques étaient posées en rangées droites et régulières.
Their carefully laid plans were ruined by the storm.
Leurs plans soigneusement préparés ont été ruinés par la tempête.
Definitions
Placed down gently or carefully so as to rest on a surface. The bricks were laid in straight, even rows.
Prepared or arranged in advance. Their carefully laid plans were ruined by the storm.