Australian swear words beginning with the letter U

Phrase Meaning Is This Accurate?
Under the fuckin' thumb aye! Under a wife's control. (100%)      (0%)
Up the duff Pregnant (derogatory) (83%)      (17%)
up to my nuts in guts having sex (85%)      (15%)

Australian Swear Words by Letter:
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z