by yes no yes March 3, 2009
 Get the niallmug.
Get the niallmug. a friends who will stab you in the back in relationship because they want to go out with your boy/girl friend
terry: yo adam watch out i think marcus is gonna niall on you and steph
adam: aight thanks ill be watchful
adam: aight thanks ill be watchful
by shifty_character July 8, 2006
 Get the niallmug.
Get the niallmug. Have a full facial a la Niall Horan
by Thinking in Pzza August 7, 2021
 Get the Cum Niallmug.
Get the Cum Niallmug. Something directioners don't talk about. It took a while for me to understand what it was. So, basically, it's m a s t u r b a t i n g. To those of u who don't know what masturbating is, it's fucking yourself. So, yes, that's what Niall was supposedly doing ... in Japan.
harry: "so what were you doing last night?"
louis: "i was doing the niall in Japan"
harry: "oh..."
louis: "don't worry, i was thinking of you"
louis: "i was doing the niall in Japan"
harry: "oh..."
louis: "don't worry, i was thinking of you"
by netflixxxxxxxxxx April 12, 2023
 Get the niall in Japanmug.
Get the niall in Japanmug. ✨voilently masturbating✨
by niallinjapan2013 November 21, 2020
 Get the niall in japanmug.
Get the niall in japanmug. Something we don't talk about
by anonymous April 26, 2021
 Get the Niall in Japanmug.
Get the Niall in Japanmug. (arguably) best character in the harry styles fic duplicity. so hot. no bc he's so hot. ANYWAYS, LOML
HES ALSO SO FUNNY
JUST EVERYTHING YOU WANT IN A CHARACTER
DAYTONA BABYYY 🤙
HES ALSO SO FUNNY
JUST EVERYTHING YOU WANT IN A CHARACTER
DAYTONA BABYYY 🤙
"im in love."
"is it a fictional character?"
"no... it's a fictional adaptation of a real person. "
"duplicity niall."
"no way. same!"
"mine first. back off."
"is it a fictional character?"
"no... it's a fictional adaptation of a real person. "
"duplicity niall."
"no way. same!"
"mine first. back off."
by ily shut up March 1, 2021
 Get the duplicity niallmug.
Get the duplicity niallmug.