1. Suddenly and rapidly
   "the population in Central America is growing explosively" 
2. In an explosive manner
   "the political situation in Kashmir and Jammu is explosively unstable"

See also: explosive

• drum machine
• drum major
• drum majorette
• drum out
• drum printer
• drum roll
• drum sander
• drum up
• drum-like
• drum-shaped
• drumbeat
• drumbeater
• drumfire
• drumfish
• drumhead
• drumhead court-martial
• drumlin
• drummer
• drumming
• drumstick
• drumstick tree
• drunk
• drunk-and-disorderly
• drunkard
• drunken