IOU 
(ī′ō-y)
(ī′ō-y)n.
A promise to pay a debt, especially a signed paper stating the specific amount owed and often bearing the letters IOU.
[From the pronunciation of I owe you.]
- throw (one's) weight around
- throw one's weight around
- throw open
- throw out
- throw over
- throw pillow
- throw rug
- throw (someone) a bone
- throw someone a bone
- throw someone a curve ball
- throw (someone) under the bus
- throw someone under the bus
- throwster
- throw the baby out with the bath water
- throw the book at
- throw/toss (one's) hat into the ring
- throw under the bus
- throw up
- throw up hands
- throw up (one's) hands
- throw up one's hands
- throw-weight
- throw weight
- throw weight around
- thru