rivet

noun

1. a metal bolt or pin with a head on one end, used to fasten plates or beams together by passing it through holes in them and then hammering down the plain end into a head so as to lock it in place
2. a similar device used to fasten or strengthen seams, as on work clothes

transitive verb

1. to fasten with a rivet or rivets
2. to hammer or spread the end of (a bolt, etc.) into a head, for fastening something
3. to fasten or secure firmly
4. to fix or hold (the eyes, attention, etc.) firmly