Similar to the Phonetic Alphabet but instead only rude words are used. To overcome accent or language barriers. Any commonly used swearwords are premitted;
Combining the term "bucketloads" (slang for "a lot" or "heaps" ie: a large quantity) and "fuck". Meaning: Fucking Lots or a very large Fucking Quantity.
A child who is conceived through a good fucking as opposed to an act of love. Often used after the word bastard to strengthen it - bastard fucklet - , thereby implying the child was not only conceived out of wedlock, but also from a loveless screwing - a good fucking.
Could just be a simple insult that a joe six-pack might shout at his child:
Go get me another beer, you little fucklet.
If that same child scratched his father's Pontiac Firebird.
You scratched my Firebird - I'm going to kill you, you little bastard fucklet.
or, it could be used as defined
Johnny's mama was picked up at a bar and, they screwed so hard the condom broke. Looks like Johnny is a little fucklet.