n. in the U.S. Postal Service mail consisting of merchandise weighing more than 12 ounces sent at first-class rates
He sent the package via priority mail.
1stclass; 1st-classmail; first class mail
telegraph
1 syllables
VocabClass lessons are designed to engage students, improve motivation in learning the subject matter, and generate better results. Long-term retention is our focus and by making the learning process fun, our gamified approach has a positive impact on this goal.
View all games!