lane violation
During sexual foreplay, focusing too much, too soon, on the primary sexual organs of the partner at the expense of the secondary features.
Annie figured that since Stan ignored her tits, she would not fondle his balls; a clear lane violation in both cases.
Lane violation
Noun: When someone parks their shopping cart on one side of a grocery store lane and stands on the opposite side to look for an item, completely blocking traffic in both directions.
Shep was unable to get to the sardines because some lady committed a lane violation.