Drop.

To take a drop. A eupnemism for taking what the drinker chooses to call by that term. It may be anything from a sip to a Dutchman’s draught.

A drop of the cratur. In Ireland means a drink of whisky, or “creature-comfort.”

To take a drop too much. To be intoxicated. If it is the “last feather which breaks the camel’s back,” it is the drop too much which produces intoxication.