junk mail
Plural
junk mails
1
unsolicited or unwanted promotional materials, advertisements, or other non-personalized mailings sent to a large number of recipients
- My inbox is flooded with junk mail from various online stores.
- I always check my spam folder to make sure no important emails are mistaken for junk mail.
- The mailbox was stuffed with junk mail, including flyers and advertisements.
- She set up filters to automatically delete junk mail from her email account.
- The company was fined for sending excessive junk mail to customers.