noun, verb pissed, piss⋅ing. Vulgar.| 1. | urine. |
| 2. | to urinate. |
| 3. | piss away, Slang. to squander; fritter away: |
| 4. | piss off, Slang.
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| 5. | take a piss, to urinate. |

piss
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piss (sth) away
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piss away
Squander, waste, as in They've pissed away a fortune on those horses. This term uses piss in the sense of "discharge something as though it were urine." [Vulgar slang; first half of 1900s]