1. In a maniacal manner or to a maniacal degree
   "he was maniacally obsessed with jealousy"

See also: maniacal

• top banana
• top billing
• top boot
• top brass
• top dog
• top dollar
• top dressing
• top executive
• top fermentation
• top fermenting yeast
• top gear
• top hat
• top lift
• top of the inning
• top of the line
• top off
• top onion
• top out
• top quark
• top round
• top up
• top-down
• top-drawer
• top-flight
• top-grade