Surf the crimson tide 

Giving a girl cunnilingus during menstration.

It looked like Wong ate a red popsicle after he surfed the crimson tide.

Surf the crimson tide by David Lee June 5, 2005

crimson tide 

A woman's period. Often used in the phrase "riding the crimson tide" -- which can mean "having one's period" or "having sex with a woman who has her period"

I'm riding the crimson tide -- you have a spare pad?

crimson tide by TechnoZombie September 19, 2003

Crimson Tide 

A lady's time of the month...

PERIOD!

To be 'on the blob' is to have a Crimson Tide

Crimson Tide by Lanz212 March 13, 2013

riding the crimson tide 

Having sex with a girl on her period.

She wanted to screw but, it's that time of the month and neither of us like "riding the crimson tide", so i settled for a blow job.

riding the crimson tide by Chris March 11, 2003

surfing the crimson tide 

menstruating also known as on the blob, having the painters in,

As Carol was surfing the crimson tide, she thought that wearing white trousers, roller skating and jumping out of aeroplanes like in the Bodyform commercials was probably NOT actually a good idea

surfing the crimson tide by jamfsob August 12, 2003

Crimson Tide 

Especially heavy menstural cycle, usually suffered by coeds in Tuscaloosa, AL

Peggy-sue couldn't keep her date with her brother to watch the Bama football game because her crimson tide overflowed her maxipad.

Crimson Tide by Voodoo-man 13 November 6, 2011

alabama crimson tide 

The Alabama Crimson Tide football team is one of the oldest programs in the country, starting in 1892. It holds a record 21 SEC championships, and 12 National Championships. The NCAA also recognizes Alabama as National Champions 5 other times. More than 53 bowl appearances, 17 hall-of-famers, 91 All-Americans honored 101 times.

National Champions: 1925, 1926, 1930, 1934, 1941, 1961, 1964, 1965, 1973, 1978, 1979, 1992.
Other National Champions in NCAA record book: 1945, 1962, 1966, 1975, 1977.
Bowl Record: 30 wins, 20 losses, 3 ties.

Note: Alabama defeated Texas Tech, 13-10, in January 2006 for their 30th bowl win - an NCAA record.

Who is the best college team in history? That's right, Alabama Crimson Tide.

alabama crimson tide by Pirates_ April 19, 2006