also: ほるほる
noun, noun or participle which takes 'suru', noun which may take the genitive case particle 'no'
Derogatory slang, originally used to mock Koreans perceived as overly proud of their country; now broader, often implying smug nationalistic pride. Can be used as a noun, with する, or as a の-adjective.
from Korean heolheol
When I see someone acting all smug online, I get a bit turned off.
あのホルホルな態度は周りを不快にさせる。
That smug attitude makes people around uncomfortable.