| Main Entry: | direct mail |
| Part of Speech: | noun |
| Definition: | advertisements delivered by mail |
Synonyms: |
direct-mail advertising, direct-mail selling, mail advertising, mail solicitation, mail-order selling |
| Main Entry: | junk mail |
| Part of Speech: | noun |
| Definition: | marketing mail |
Synonyms: |
circular, direct mail, spam, third-class mail, unsolicited mail |