When a niggas hairline is so fucked up that it looks like graph lines from an earthquake and uneven and simply a reflection of a bad barber
Ex:Tyrone:That nigga lookin' like he got lined up with a plastic spoon with that crack ass hairline
by NIGGA TERMS April 21, 2016
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when a man is going bald and his receding hairline is shaped like a horse shoe
Jude Law has a horse shoe hairline.
by hardhitr3 November 23, 2009
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Logan pauls hairline is commonly used when someone is being very annoying.

Despite the fact you probably have never seen it, hairlines caused KSI vs Logan paul.

Or said as LPH.
Guy 1:'Damn bro, look at his hairline!'
Guy 2: 'I know right, thats totally LPH, haha!'

Girl 1: 'Why am I here?'
Girl 2: 'To see Logan pauls hairline I guess.'
by quatorosss January 16, 2020
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A chronic condition passed on to you by the failed beauticians at Great Clips, in which your hair has peaks and valleys very similar to those of the Rocky Mountains.
"Look at John's Rocky Mountain hairline; he must have went to Great Clips"
by Black_destroyer_33 November 29, 2016
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something someone says when ones hairline is fucked up or just straight up non-existent
boi your hairline looks like a mushroom
by kendall XD February 03, 2018
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