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Used to describe a fine pint of lager (usually carling). Emphasises the bubbles that froth and fizz up in the golden pint which bring a feeling of joy to the person drinking it.
Look at that frother, what a joyous sight

Fancy going down the local for a frother?
by Carling123 June 09, 2018
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Refers to the frothing of the mouth often comically representative of eagerness and desperation. It's used to describe an overly desperate or needy person (both male or female) in a dating situation.
A man and a woman hooked up once, exchanged numbers, and part ways. the woman calls or texts all the time, asking for a date or another hook up - constantly offering herself on a silver plate. She is a frother.
by xmko September 08, 2008
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A hybrid of a brother that also serves as a father figure or a father that also serves as a brother figure.
Person 1: You're father is so cool bro.

Person 2: He's not my father, he's my frother.
by mudman007 March 05, 2013
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short for afro weather. it is a type of weather where no matter how much you straighten your hair the second you walk outside your hair turns into a afro. usually when it is humid outside.
Girl 1: i straightened my hair this morning and now its all puffed up like an afro!
Girl 2: yea i know, its the Fro-Ther.
by crazynazipixie March 14, 2010
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Similar to a brother from another mother however, a Frother is considered to be a level higher, a friendship where the participants can now anticipate the others activities that they might aswell be a brother. Like blood brother but avoiding the transmittance of any blood borne disease.
"What is up my Frother!"

"If you don't get off my porch my Frother will kick your ass"

"I just Frothered Jeff"

Next seasons BBC Drama " Band of Frothers - Return of the Reich"
by Hamish Backhouse November 12, 2007
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A mix between a friend and a brother
I have friends who have been part of my life for a long time and I call them frothers.
by Oxford_54 August 27, 2017
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