1. In a devious manner
   "he got the promotion by behaving deviously"

See also: devious

• backhanded
• backhander
• backhaul
• backhoe
• backing
• backlash
• backless
• backlight
• backlighting
• backlog
• backmost
• backorder
• backpack
• backpacker
• backpacking
• backpacking tent
• backpedal
• backplate
• backrest
• backroom
• backroom boy
• backsaw
• backscatter
• backscratcher
• backseat