the GNU version of the Collaborative International Dictionary of English
v. To tire to excess; to exhaust.
v. To become too tired.
The Century Dictionary and Cyclopedia
To tire excessively; fatigue to exhaustion.
To become excessively fatigued.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. tire excessively
Word Usage
"Part of being a ping-pong in a medical system and having a chronic disease is that you MUST become disciplined, take your pills regularly, don't overtire yourself, monitor yourself constantly."