Everybody In Battalion: A female groupie of the 75th Ranger Regiment, also known as a Rangerette, whom participates in sexual acts with at least a hundred Rangers from one of the Ranger Battalions. EIB is a pun that is based on an actual award called the "Expert Infantryman Badge."
1)Amber, a Rangerette, quickly earned her "EIB" title when she went on a three month sex spree with a hundred Army Rangers.
by Captain America Ranger October 15, 2012
The condition whereby unpleasant facial features, such as a pointy nose or chin, are - in the eye of the beholder - a thing of great beauty.
"As Vanessa Feltz lovingly caressed her flopping bosoms, onlookers remarked "Oh christ, she's having a right eib."
by Blind old Sue Townsend October 14, 2003