adjective
(figurative, informal, frequently derisive) Incomplete; (of an idea or scheme) not fully planned or carefully considered, ill-conceived, unsound or badly thought-out; (of a person) foolish or having no common sense.
Under the influence (of alcohol) but not totally baked.
Used other than figuratively or idiomatically: Partially cooked by heating in an oven, either as an accidental outcome or as a work in process.