Example: "Muddleheaded ideas"
To mix together, to mix up; to confuse.
Example: "Young children tend to muddle their words."
To mash slightly for use in a cocktail.
Example: "He muddled the mint sprigs in the bottom of the glass."
To dabble in mud.
To make turbid or muddy.
To think and act in a confused, aimless way.
To cloud or stupefy; to render stupid with liquor; to intoxicate partially.
To waste or misuse, as one does who is stupid or intoxicated.
Confused, disorganised, in disarray.