on blob

A term for when a Female has her periods

Can't have a shag tonight cause she is on blob.

by bobb todd July 8, 2006

NOTB: Not on the blob

When a girl wears tight white trousers or a really short skirt on a night out she is definitely NOTB not on the blob (period)

Hey mate that girls so fit and she's definitely NOTB: not on the blob. Get stuck in boy

by Wixo August 29, 2017

on the blob

When a girl is on the blob, that means she has her period.

Dis bitch's a lil' bitchy, I fuckin' think she's on da blob.

by Fangsta March 17, 2003

On the blob

A red alcoholic cocktail containing vodka, peach schnapps, cordial and raspberry served in a pint glass and red stained tissue in substitute for an umbrella. Contains the weekly recommended allowance of alcohol and sugar for a grown man in one week and may give you the shits the following day.

"I'm on the blob tonight"

by Mr BlobbyBlob December 28, 2011

on the blob

A crude expression for a female on her period used by immature boys who don't realise that a female is stressed when she is not on her period (hence the term PMS - PRE menstrual tension) thanks for reading.

"Naff off Dave."
"Oooh! Let me guess - you're on the blob!" Uh, no!

by MilitantAtheist December 4, 2003

Blob On

When someone says something that is 100% correct

Roy Keane was Blob On when he said that Manchester United were crap.

by Ayresome Angel September 22, 2025