Definition of "self-stimulation" [self-stimulation]

• Manual stimulation of your own genital organ for sexual pleasure (noun)

WordNet. Princeton University. 2010.

• "I know that some readers are gasping at the notion of self-stimulation during intercourse."
• "According to the survey, men are more than five times as likely as women to say they think of sex at least once a day, and nearly three times as likely to say they engage in self-stimulation at least once a week."
• "Children who are internationally adopted may have behavioral issues ranging from violent tantrums to sensory self-stimulation in times of either stress or excitement."