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if and only if

A term used by mathematicians and logicians to indicate that something happens under very specific conditions. Often seen in proofs and theories.
1) The sum a geometric sequence is given by a/(1-r) if and only if |r| < 1.

2) In a bar:
dumped guy: "My girlfriend left me because I told her I loved her!"
other guy: "What a bitch!"
dumped guy: "No, it's all my fault, she's a mathematician, and I should have said 'I love you and only you'".
by berkanator September 6, 2005
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if you can't stand the heat , get out the kitchen

1 . Basically , if you can't stand the stress , leave the situation.
2. If you don't like it GTFO
Me: I think planking is the dumbest thing ever
Friend: Well I like it
Me: My facebook status , my opinion . "if you can't stand the heat , get out the kitchen" & mind your business.
by CIbeast July 1, 2011
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Related Words
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If you'll pardon the pun

Something to say after you've said literally anything, unless what you've just said actually contained a pun.

Made popular by the wonderful Moses Beacon, from the excellent comedy 'Come Fly With Me'.
Moses: My name is Moses Beacon, if you'll pardon the pun!
by Smackaine January 27, 2011
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if push came to shove

When the position you're in is so disastrous that something has to be done to improve it. Otherwise it may come to an end.
Freddie and Fannie... yet have survived under the implicit understanding that the US Government will always bail them out if push came to shove...

BBC news
by le1 October 22, 2008
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A conversational endpoint that you use when some little whiny worm is complaining to you and you are sick of it. Will often belittle complainer and give complain-ee a defining sense of satisfaction.
Whining little worm: Ughhhh, I got dirty snow on my Uggs, and my cell phone is broken, and things are really hard at home with my parents and ugh I'm just so stressed!

Me: . . . if only bananas were longer. . .

Whining Little Worm: *Silence*
by Pi@noguy January 13, 2011
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if that don't slam the outhouse door

To be surprised, astonished by someone or something
Maggie's got a new dress,
- If that don't slam the outhouse door !
by Robert Ebguy April 23, 2006
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if no fit, put spit

the contemporary pidgin-hawaiian mantra of applying spit to a male's genitalia when it will not fit in a female's genitalia.
"Son...i would like to have a little talk with you about sex.

if no fit, put spit."
by Dr. Ren_Ayanami, Ph.D January 27, 2005
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