also known as a twit bffl, twit buddy, twit bestie etc.
to be best friends with someone on twitter.
or you just get lots of @replies back and forth with a particular person.
@rosiearmstrong isnt cool anough to have a twit biff. but @swayswayhayley is. so is @akashamead her twit biff is @michaellington
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