While my hot, insatiable librarian lover was straddling me, she expertly removed a stray eyelash just before it entered my eye, thereby saving me from excruciatingdiscomfort.
ref; to extreme pain, severe discomfort (-applied to human physical attributes, it refers to something on the edge of reality, as we know it, ie; so good it hurts!)
To get back with your ex. Usually some time after a particularly bad breakup, when you think the person has changed for the better. Generally followed by the "rebreakup". (Alternately: Ex-Recruiting)
Person A: "Yo, Tara just got back with Evan!"
Person B: "Didn't they break up forever ago?"
Person A: "Yeah, she's excruiting."