unsub

1
[ uhn-suhb ]
/ ʌnˈsʌb /

verb (used with or without object) un·subbed, un·sub·bing.

to unsubscribe from an online service, email updates, marketing messages, etc.:The service renews automatically, but you can unsub at any time.

noun

a person or an account that unsubscribes from an online service:The site sent too many spam emails in a single day and was flooded with unsubs.

Origin of unsub

1
First recorded in 1995–2000; by shortening
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019