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lub

1 American  

abbreviation

Mathematics.
  1. least upper bound.


lub. 2 American  

abbreviation

  1. lubricant.

  2. lubricating.

  3. lubrication.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

When ventricular pressure rises above the pressure in the atria, blood flows toward the atria, producing the first heart sound, S1 or lub.

From Textbooks • Jun. 19, 2013

You lub Miss Helen," and then in a few minutes, "Miss Helen lub you.

From Letters from Port Royal Written at the Time of the Civil War (1862-1868) by Pearson, Elizabeth Ware

Dat Missy Blanche lub you dearly—wit all de lub ob her young heart.

From The Child Wife by Reid, Mayne

Man hab to be berry smart for broke lub.

From Letters from Port Royal Written at the Time of the Civil War (1862-1868) by Pearson, Elizabeth Ware

"And don't you lub Him, Vina?" asked the kind old preacher, who strove in his feeble way to comfort the bereaved one.

From Lily Pearl and The Mistress of Rosedale by Glenwood, Ida

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