Hi and welcome to the site!
It could mean any 1 of several things - hemmies, fissures, IBD or IBS (usually with IBS there isn't blood though), or it could even be something you ate that tinged your stool. Ultimately, you should get checked by a doctor.
Co-Moderator IBS Forum
Please donate to help HW continue to help us... https://www.healingwell.com/donate/