dirt cheap; ridiculously low price
Colloquial term emphasizing an extremely low price, often with a nuance of surprise or disbelief. Used in casual conversation and advertising.
The clothes at this shop are dirt cheap, so I end up buying too much.
I found a ridiculously cheap flight ticket, but I wonder if it's really okay.
格安 means 'reasonably priced' or 'bargain', often used in formal contexts like travel deals. バカ安 is much more informal and implies an almost unbelievable low price.
Common colloquial spelling using katakana for バカ and kanji for 安.
Kanji spelling; less common but still seen.
Compound of バカ (fool, idiot) and 安 (cheap). The prefix バカ intensifies the meaning, similar to 'stupidly cheap' in English. The exact origin is uncertain, but it likely emerged in casual speech.