Bright-line rules provide clear guidelines for decision-making.

The capital market lines provide a visual representation of the risk and return trade-off for different portfolios.

I heard some hilarious chat-up lines at the party last night.

Command-line interpreters are essential tools for developers.

Digital subscriber lines provide high-speed internet access.

The document is marked with double vertical lines to indicate important sections.

The basketball players crossed the half-court lines to start the game.

There were several hog line violations during the curling match.

The president used line-item vetos to remove specific items from the budget.

The offensive lines of scrimmage were strong and impenetrable.