Someone scrawled O$P$ on the door as a blunt warning to any tenant who owes money.

When writing the title, she insisted on using the P-word instead of its lowercase counterpart.

The manufacturer labeled the sample 'P. U.' to distinguish it from genuine leather.

I need to stop by the P. O. to pick up a package this afternoon.

P. U., that cheese smells awful!

The maintenance crew inspected the p-way after the heavy storm to ensure safe train operations.

After the heavy rain, the inspector found several defects in the p way and scheduled repairs.

The cryptographic algorithm applies a P-box after the substitution step to diffuse the bits.

The instructor marked the exam as P/F, which is short for P.

The P-bars on the control panel were missing their protective covers.