A male or female haveing incredibly beautifully proportioned buttocks.
Pete-"Your just jelous of my callipygous"
Elliot- *moment of silence* what the...
to have beautifully proportioned buttocks.
it can also be used as a noun (callipygia), and someone who is callipygous can be described as a callipygian
dag! look at her - she's so callipygous!
wooooah! did you see her callipygia?
you know kim? she's quite the callipygian.
When a particular female has a particularly nice...... "trunk"....aka....a nice ass
Bobby can't help but stare at every callipygous girl that walks by.
Having beutifull porportioned buttox.
"Hey, check out this callipygous"