(n.) The buttocks, or hind part of an animal; the posteriors; the fundament; the bottom.

Rocky Mountain canary Siberian husky act of love adultery aphrodisia arse balling beast of burden bigot bitter-ender born fool buffoon bullethead bum burro camel can carnal knowledge cheeks climax clown cohabitation coition coitus coitus interruptus commerce congress connection coupling cuddy dickey diddling diehard dogmatist donkey doodle draft animal dromedary egregious ass elephant fanatic fanny figure of fun fool fornication hardnose horse hot number husky ignoramus intercourse intimacy intransigeant intransigent jack jackass jennet jenny jenny ass keister last-ditcher llama lovemaking lunatic making it with malamute marital relations marriage act mating maverick meat milksop mooncalf mule neddy onanism orgasm ovum ox pack horse pareunia perfect fool perverse fool piece piece of ass piece of meat pighead positivist prat procreation purist reindeer relations rusty-dusty schmuck screwing sex sex act sex goddess sex object sex queen sexual climax sexual commerce sexual congress sexual intercourse sexual relations sexual union sledge dog sleeping with softhead sop sperm standpat standpatter stern stickler stud stupid ass sumpter sumpter horse sumpter mule tail tomfool tuchis tush tushy venery zany