Lock-up

[Sarah]

The act of holding a dick in ones mouth while the person sits on their shoulders. By sitting on the others shoulders and inserting their dick in the others mouth, it forms a lock between the two people for stability or other needed reasons.

[Mary Mallozziberg]

Lock-up in Motorcycling. The term to describe when a tire stops turning under braking and locks up, thereby skidding.

[Agnes]

a small room, used as a prison, usually in a small town, in which criminals can be kept for a short time