1. worked too hard; exhausted from excessive labor or effort
Usage: chiefly British spelling (American: overlabored); often used to describe a person or their condition
2. made with excessive effort or detail; labored or forced in appearance or execution
Usage: used to describe writing, art, or performance that seems strained

Examples

• The overlaboured workers finally took a day off to recover.
• Her overlaboured breathing suggested she had climbed the stairs too quickly.
• The overlaboured prose in his essay made it difficult to follow his argument.
• The actor's overlaboured performance detracted from the emotional impact of the scene.
• After months of overlaboured shifts, he decided to seek a less demanding job.
• The overlaboured metaphors in the poem felt forced and unnatural.