What is the meaning of bonk?

possible profanity

verb

8
 
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APAWordNet. (2010). bonk. Retrieved February 21, 2019, from http://smartdefine.org/bonk/definitions/1261152
ChicagoWordNet. 2010. "bonk" http://smartdefine.org/bonk/definitions/1261152 (accessed February 21, 2019).
HarvardWordNet 2010, bonk, Smart Define, viewed 21 February, 2019, <http://smartdefine.org/bonk/definitions/1261152>.
MLAWordNet. "bonk" 23 October 2010. Web. 21 February 2019. <http://smartdefine.org/bonk/definitions/1261152>