A person that has defined themselves, publicly, as a straight heterosexual male or a homosexual female/lesbian that enjoys, in private or downlow, penetration from someone who owns the sexual organ of a penis.
A 'straight lesbian' is one that be sneak dickin' in private. - This type of lesbian claims to be fully gay, but are either repressing their bisexuality, not fully accepting of their homosexuality, or defines themselves as straight and lesbian.
A 'straight male' that be sneak dickin' in private. - is one that 'justifies' their homosexuality or represses their sexuality instead of accepting that they may be a homosexual man or a bisexual male.
She says she's a lesbian, but she be sneak dickin'.
Yeah, she said she was a gold-star lesbian, but we all know she sneak dickin' on the weekends.
He got a wife, but when she ain't around he be sneak dickin'
He claim he straight, but in jail he be sneak dickin'.