What is Boobmarks?
1.
Saggy bits on your jumper/jacket where a girl with big breasts has worn it.
Girl: Im cold, give me your jumper
Guy: I don't want boobmarks in it
See
2.
A new word by Matt E, aka bloodmatrix (see:
copyright © Matt E, bloodmatrix, all rights reserved.
This word is used as a typo for "bookmarks", such as internet bookmarks.
"Do you have any good boobmarked sites for pr0n?"