If you're receiving spam and it's entering your inbox then make that particular e-mail as spam and normally all e-mail systems send every e-mail from that particaular address to the spam box and after that you can simply delete it.

Spam is junk e-mail, which clutters your inbox (usually advertisements).

Its the spam folder of the e-mail you signed up with.

Spam refers to electronic junk mail or junk newsgroup postings. Some people define spam even more generally as any unsolicited e-mail. Merriam-Webster dictionary defines spam as unsolicited usually commercial e-mail sent to a large number of addresses.

Spam can be both! Spam can be sandwich meat and a type of e-mail that screws up your computer