1. When a woman grabs an unwilling man's hand and forces her thighs shut upon it. Usually followed by the reluctant male being subjected to watching the woman perform a sexual act on herself.
"I told that drunk girl I was married man, but she grabbed my hand and bear trapped it between her thighs. She wouldn't let go until after she rubbed one out"
"I hitched up her skirt, pulled down her knickers and her minge, a bear trappers hat i tell you. "I can't get through that" I thought. So I flipped her over and give it to 'er up the Gary Glitter