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To constantly text, and when your not obsess about it. Self-gratification in "playing" with your phone with your thumbs.
1. Mr. O caught Kelsey thumbsturbating in front of him in class during third period.

2. She thumbsturbated all over the place as she texted her friend.
by Ostrowskiness March 10, 2009
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Jul 15 Word of the Day
The feeling a trans person gets when he/she/they are able to start presenting as the gender they identify as and people start treating them accordingly
When they used my proper pronouns, my gender dysphoria became gender euphoria
by Black_berry September 13, 2018
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