Top definition
Internet abbreviation of "Look Forward, Not Backward."

Used to dismissively avoid punishment or investigation of atrocious behavior.
"You..you just killed my puppy with a meat cleaver!"

"OMG, LFNB!"
by Xodolemipe April 16, 2010
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug