pothead I. \ˈ ̷ ̷ˌ ̷ ̷\noun 1.: blackfish 2 2.: a form of terminal hermetically sealed to the sheath of an electric cable for making a moistureproof connection between the wires within the cable and those outside II. \ˈ ̷ ̷ ˌ ̷ ̷ \noun Etymology:pot (I) + -head (as in hophead) : one who smokes marijuana