Top definition
Verb

The Spanish "ER" verb meaning to teach Biology terribly.

Can be conjugated into all forms of present, past and future tenses with no irregular endings

Example: Present tense, Yo-Geisingo
Tú-Geisinges
Ud./él/ella-Geisinge
Nosotros-Geisingemos
Vosotros-Geisingéis
Uds./ellos/ellas-Geisingen
El profesora geisinge biologia.
by Student March 04, 2005
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