The crossword solutions for the term BUG BIG-TIME are IRK (3 letters) and EATAT (5 letters). IRK is a verb meaning to annoy or irritate someone, while EATAT is an acronym for 'Examine All The Available Technology'. This phrase is used to remind people to look at all the available technology before making a decision. Both of these terms can be used to describe the feeling of being bugged big-time, which is when someone is extremely annoyed or irritated by something.