The only way to describe something so crazy and extreme that it goes beyond anything ever. Like ever. Period.
This applies especially to extreme acts of attachment.
This word is derived from the word 'Linda', which is a descriptive term for crazy ass shit especially involving girls.
Infinity may go on forever, but it's nothing compared to linfinity.
That girl called me so many times, it was like linfinite.
This one girl I knew, Linda, man she was so crazy it was like linfinite.