I heard some great pick up lines at the party last night.

The real number lines intersect at the origin.

There are several single yellow lines on the road.

The shipyard has several water-line models on display.

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

The players lined up on the 18-yard lines.

The neutron drip lines are important boundaries in nuclear physics.

He experienced white line fever during the long drive.

He walks in straight lines.

She enjoys walking in straight lines.