| safe | a lightweight protective helmet (plastic or metal) worn by construction workers |
|---|---|
| safe | an island area in a roadway from which traffic is excluded |
| safe | an island area in a roadway from which traffic is excluded |
| safe | an oil lamp that will not ignite flammable gases (methane) |
| safe | a bolt that cannot be moved from outside the door or gate |
| safe | guard consisting of a locking device that prevents a weapon from being fired |
| safe | an index indicating the amount beyond the minimum necessary |
| safe | a paper match that strikes only on a specially prepared surface |
| safe | a large strong net to catch circus acrobats who fall or jump from a trapeze |
| safe | a guarantee of professional or financial security |
| safe | supplementary nut that is screwed down on a primary nut to prevent it from loosening |
| safe | a pin in the form of a clasp |