If the ball's been dropped and you want to comment, click on the post title.

You drop me down to find what's hidden,

All cascade yet not forbidden,

Fostered, now all options clear;

To proceed you must first point here

And jab me with a spear of white,

Within one finger all this might.

'This season is rather nippy isn't it?'
'What does that have to do with this week's riddle?'
'Absolutely nothing, I just thought the season was moving fast.'

Riddle Answer A [computer] Menu

Riddle Explanation

you drop me down to find what's hidden - a drop-down menu.

all cascade yet not forbidden - a cascading menu, or when a second list of options appears when giving over an option in a first list.

not forbidden, fostered, now all options clear - a list of options in computing.