having undesirable or negative qualities
feeling physical discomfort or pain (`tough' is occasionally used colloquially for `bad')
that which is below standard or expectations as of ethics or decency
with great intensity (`bad' is a nonstandard variant for `badly')
(of foodstuffs) not in an edible or usable condition
reproduced fraudulently
feeling or expressing regret or sorrow or a sense of loss over something done or undone
