Three word game ...

[classic33]

, useful to neither

 

[Fnaar]

man nor beast

 

[classic33]

so cast aside

 

[Fnaar]

like unwanted detritus

 

[classic33]

and replaced with

 

[mistyoptic]

a meaty Whopper

 

[Fnaar]

dripping with grease

 

[the_mikey]

freshly squeezed from

 

[classic33]

the nearby gun

 

[Ming the Merciless]

filled with marmalade

 

[mistyoptic]

flavoured ice cream

 

[classic33]

, with a topping

 

[mistyoptic]

of crushed nuts

 

[classic33]

just waiting to

 

[Fnaar]

be squirrelled away