Meaning 1 ►▼
when hockey players are about to fight each other, they will drop their gloves on the ice before starting to punch.
"After the ref ignored what should have been a penalty, Jeremy angrily dropped his gloves and started to pummel the offending opponent."
Meaning 2 ►▼
to get ready for a fight or aggressive offense
"After AMD released so many amazing computer processors, Intel needs to drop the gloves and start innovating again if it ever hopes to compete."