![/\/\/\ 5girls absurdres ahoge alternate_breast_size april_fools blush bow breasts brooch cleavage coat collared_shirt comic cyborg dragon_horns emphasis_lines eyebrows_visible_through_hair fang glasses gloom_(expression) greyscale hair_between_eyes hair_bow hair_ribbon hairband highres hololive horn_bow horns houshou_marine index_finger_raised jacket jewelry kiryuu_coco large_breasts long_hair looking_at_viewer medium_breasts midriff miniskirt monochrome multiple_girls navel neckerchief nontraditional_miko off_shoulder open_mouth pants pleated_skirt pointing ribbon roboco-san roboco_ch. sakura_miko shirt short_hair skirt speech_bubble surprised t-shirt tokino_sora_channel translated twintails virtual_youtuber yohane yuujin_a_(tokino_sora_channel) rating:s score:5 /\/\/\ 5girls absurdres ahoge alternate_breast_size april_fools blush bow breasts brooch cleavage coat collared_shirt comic cyborg dragon_horns emphasis_lines eyebrows_visible_through_hair fang glasses gloom_(expression) greyscale hair_between_eyes hair_bow hair_ribbon hairband highres hololive horn_bow horns houshou_marine index_finger_raised jacket jewelry kiryuu_coco large_breasts long_hair looking_at_viewer medium_breasts midriff miniskirt monochrome multiple_girls navel neckerchief nontraditional_miko off_shoulder open_mouth pants pleated_skirt pointing ribbon roboco-san roboco_ch. sakura_miko shirt short_hair skirt speech_bubble surprised t-shirt tokino_sora_channel translated twintails virtual_youtuber yohane yuujin_a_(tokino_sora_channel)](/cdn_image/preview/13/fa/13fa4fdd4dc85c977f6eb54a932d7f1a.jpg)
アホ毛, literally, "stupid hair". A single (usually short and fat) lock of hair that sticks out of a character's head. Also known as a Cowlick. Example characters include Himeko, Saber, Kongou, and Me-tan.
Although the character design element was popular for decades before that, the name ahoge in particular was popularized by Pani Poni Dash!, whose resident hyperactive airhead Himeko's ahoge was named as such directly by the characters. (And was a plot point.)
Hence, while it is called "idiot hair" for that character, and many notable idiot characters have it, it's been in place long enough that a huge number of non-idiot characters have them as well.
To be differentiated from antenna hair, which is two or more thin locks of hair as opposed to only one.
NOT to be confused with ahegao.
The following tags implicate this tag: huge_ahoge, heart_ahoge, and ahoge_wag (learn more).