adv

• (Followed by as) Exactly, equally.
  "It is fully as shocking as it is meant to be. You step into a pitch black chamber, treading on what feels like a perilous cattle grid, which seems to trigger the crackling circle of white light that starts into life above you."
• (rare) So as to be full (not hungry); to satiation.
  "to eat fully"
• (colloquial) Used as a general intensifier; actually, really, literally.
  "I fully woke up at like 12 p.m. yesterday."

verb

• (slang, obsolete, transitive) To commit or send someone to trial.
  "So I got run in, and was tried at Marylebone and remanded for a week, and then fullied (fully committed for trial), and got this stretch and a half."