A fork of Rural Dictionary
a helmet that people who work on construction sites wear, so shit doesnt fall on their head and kill them.
Mark: Holy shit Steve! Look out! *Steve gets owned in the head by a brick* Mark: Damn son, shoulda had your hard hat on!
Placing an erect penis on top of a women’s head. Hence giving her a hard hat.
Now sit still so I can give you a hard hat
Hard hat is a slang synonym for an erect penis.
For example "Honey i got a hard hat are you ready" Or "hmmm this porn cause's meglo hard hat syndrome"