safety pin 
noun
A pin with a point that is bent back to the head and is held in a guard when closed.Stopped at a security check at the San Francisco airport by three fatigues-wearing guards concerned about a safety pin she was wearing on her sweater, Doyle was delayed for a while....
- For the 2000 Convention in Minneapolis, the staff obviously heard my 1993 pleas and switched from the ‘open’ pin to the safety pin.
- Then, a small, colored tag is affixed to each piece of clothing with a safety pin or staple, and this tag remains attached to the clothing during the entire dry-cleaning cycle.
- over-talkative
- over-talkativeness
- overtalker
- overtalking
- overtask
- overtax
- overtaxation
- over-tedious
- overteem
- overteeming
- overtell
- over-tender
- over-tenderness
- over the air
- over-the-board
- over the counter
- over the fence
- over the hill
- over the hump
- over the long haul
- over the moon
- over the odds
- over there
- over-the-road
- over the sticks