| 1. | Past Master. |
| 2. | Paymaster. |
| 3. | p.m. |
| 4. | Police Magistrate. |
| 5. | Postmaster. |
| 6. | post-mortem. |
| 7. | Prime Minister. |
| 8. | Provost Marshal. |
| 1. | after noon. |
| 2. | the period between noon and midnight. |
| P.M. also p.m. or P.M. abbr. post meridiem Usage Note: By definition, 12 A.M. denotes midnight, and 12 P.M. denotes noon, but there is sufficient confusion over the meanings of A.M. and P.M. when the hour is 12 to make it advisable to use 12 noon and 12 midnight where clarity is required. |
post me·rid·i·em  (mə-rĭd'ē-əm)  adv. & adj. Abbr. P.M. or p.m. or P.M. After noon. Used chiefly in the abbreviated form to specify the hour: 10:30 P.M.; a P.M. appointment. See Usage Note at P.M. [Latin post merīdiem : post, after + merīdiem, accusative of merīdiēs, midday.] |
| p.m. Latin post meridiem (after noon) |
| P.M. Latin post meridiem (after noon) |
