Top definition
To think yourself invincible, or immune to pain.
"After a few pints too many, Dave was feeling a bit Lowthos and started a fight with the doorman"

"20 kills on Halo 2 and he's not even taken a hit? That guy's frigging Lowthos!"
by Bad Wolf September 05, 2005
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

Alphabetical list