デレデレ

adverb, adverb taking the 'to' particle, noun or participle which takes 'suru'

idling; lazing around; slovenly

Describes a person who is lounging around lazily, often with a sloppy or unkempt appearance. Can be used as an adverb with と or as a する verb.

• 休やすみの日ひは一いち日にち中じゅうデレデレと過すごしてしまう。

  On my days off, I end up lazing around all day.

• 彼かれはいつもデレデレしていて、だらしがない。

  He's always lounging around sloppily.

adverb, adverb taking the 'to' particle, noun or participle which takes 'suru'

flirting; being lovestruck; fawning

Describes someone who is acting silly or overly affectionate because they are infatuated, often in a romantic or flirtatious context. Can be used with と or as a する verb.

• 彼かれは彼かの女じょの前まえだとデレデレになる。

  He gets all lovey-dovey in front of her.

• あの二人ふたり、いつもデレデレしていて見みてられない。

  Those two are always flirting; I can't stand watching them.