quixotic

Sometimes quix·ot·i·cal

[kwik-sot-ik]

adjective – short version:  characterized by impractical idealism

Origins of quixotic first recorded in 1805–15 – a quick hit of strong drink or narcotics of the exotic nature.

How to use:  My dog took a mouthful of my quixotic stash of weed before looking dazed and falling into a deep sleep.