デブ

デ

ブ

Common wordFreq.FrequencyTop 5,000

Meanings

noun which may take the genitive case particle 'no', na-adjective, noun

Colloquial adjective-like use (often derogatory) describing someone or something as fat or chubby. Can be used with な or の.

Colloquial noun referring to a fat person; often derogatory and insulting. Use with caution.

〈人ひと〉がデブになるfor someone to become fat/chubby
彼かれは食たべ過すぎてデブになった。
He got fat from overeating.
〈人ひと〉をデブと呼よぶto call someone 'fatso'
クラスメートに『デブ』と呼よばれて傷きずついた。
I was hurt when my classmate called me 'fatso'.
デブすぎるto be way too fat
あの猫ねこはデブすぎて歩あるくのも大たい変へんそうだ。
That cat is so fat it looks hard for it to even walk.

太ふとるN4sense 1
太る is the neutral standard verb meaning 'to gain weight/be fat', while デブ is blunt slang used to describe or insult someone as fat.
ぽっちゃり sense 1
ぽっちゃり describes plumpness in a soft, often affectionate way, whereas デブ is harsher slang that can be insulting.
肥ひ満まんN2sense 1
肥満 is the clinical, formal term for obesity used in medical contexts, while デブ is casual and often derogatory slang.
ピザ
デブ is a blunt, direct insult for a fat person, while ピザ in this insulting sense is a narrower, more recent internet slang term with the same derogatory force.
豚ぶたN1
Both 豚 and デブ are offensive insults for a fat person, but デブ only ever means the insult and never the animal.

がりがり sense 1
ガリガリ is slangy for 'skinny/scrawny', the direct informal opposite of デブ meaning 'fat'.
がり
でぶ is casual slang for a fat person, the opposite of がり, which refers to someone very skinny.

デブUsage82%
Common katakana spelling; often used colloquially and can be derogatory.
でぶUsage18%
Hiragana spelling, less common than katakana but still used.

The exact derivation is uncertain; likely a sound-symbolic or mimetic word related to the idea of being plump or swollen.