Top definition
a ex marine or a current marine who got arrested for doing drugs or having drugs
All those cases with Marines doing drugs are semper high.
by royal marine March 11, 2009
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
2
Semper High (Always High) is a motivational phrase adapted from the Marine Corps motto Semper Fi, created by the Weed For Warriors Project founder to express the lifestyle of a veteran suffering from service connected disabilities finding healing through cannabis.
I stay SEMPER HIGH just to balance out the lows.
by OG11 July 20, 2017
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug