v. t. - To make turbid, or muddy, as water.
v. t. - To cloud or stupefy; to render stupid with liquor; to intoxicate partially.
v. t. - To waste or misuse, as one does who is stupid or intoxicated.
v. t. - To mix confusedly; to confuse; to make a mess of; as, to muddle matters; also, to perplex; to mystify.
v. i. - To dabble in mud.
v. i. - To think and act in a confused, aimless way.
n. - A state of being turbid or confused; hence, intellectual cloudiness or dullness.