The proper form of a verb that is both in the past and present.
Though largely unknown, this tense is good english, as recognized
by the ISO (International Standards Organization)
1. The morbidly obese man "plupped" onto the couch, seductively "slupping" from his Big Gulp cup.

2. The adolescent boy metaphorically "jerzzed" at the thought of the next Star Wars film.

All completely legal usage of past present tense.
by evilbetty June 12, 2013
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