1. Someone who constantly looks at crotches.

2. Additionally, someone who is always looking at there own crotch. Usually trying to hide the fact they are texting on there cell phone.
Gary would you stop being a crotch otter and look me in the eyes?

Cartier! Quit crotch ottering! Put your cell phone down and get back to work!

That guy totally crotch ottered you!
by EISS August 18, 2011
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The process of placing a cell phone between one's legs to conceal texting and other restricted cell phone activities.
Stacy was asked, "is Lisa texting? Stacy replied, "No, Lisa is not crotch ottering."
by Jaymic February 5, 2015
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