One who will defend his or her share of blankets by any means necessary.
Oftentimes blanketeers will
even go so far as to deprive the
second party in the bed of adequate amounts of blanket for sufficient coverage.
"
Dammit Allison, I’m freezing, you are such a blanketeer."
"Christ man, I woke up totally sans covers this
morning,
Ruddy is such a blanketeer."