There are 2 definitions of marrow in English:


Line breaks: mar¦row
Pronunciation: /ˈmarəʊ


1 (also vegetable marrow) British A long white-fleshed gourd with green skin, which is eaten as a vegetable.
More example sentences
  • Other specialist bags have been developed especially for salads and vegetables including even marrows and courgettes.
  • Lots of vegetables should be ready to harvest now including marrows, onions and sweetcorn.
  • Unripe fruits are cooked as a vegetable in the same way as marrows.
2The plant of the gourd family which produces marrows.
  • Cucurbita pepo, family Cucurbitaceae
More example sentences
  • I wouldn't mind if they had a little nibble now and then, but no, they've got to have the whole thing. 2 pumpkin plants, 3 lettuce seedlings and damage to my marrow plant.
3 (also bone marrow) [mass noun] A soft fatty substance in the cavities of bones, in which blood cells are produced: [as modifier]: marrow donors a bone marrow transplant
More example sentences
  • Stem cells have been isolated from the central nervous system, bone marrow, and blood of adults.
  • In general, magnetic resonance is excellent for imaging soft tissue and bone marrow.
  • During a transplant, healthy bone marrow will be fed into your blood stream.
4The essential part of something: such men were the marrow of the organization
More example sentences
  • I'll attempt to cull his posts down to the essential marrow and bring it to the attention of my own limited readership.
  • Also, my account cannot be complete, but it will contain most of the essential marrow of our many conversations.
  • I knew a profound new question challenged me: Is love the essential marrow of our humanness?
essence, core, nucleus, pith, kernel, heart, centre, soul, spirit, quintessence, gist, substance, sum and substance, meat, nub, stuff
informal nitty-gritty, nuts and bolts


Old English mearg, mærg (in sense 3), of Germanic origin; related to Dutch merg and German Mark. sense 1 dates from the early 19th century.


to the marrow

To one’s innermost being: a sight which chilled me to the marrow
More example sentences
  • He turned, chilled to the marrow, which was, evidently, a nastily foreign feeling.
  • And then he was bursting through the main door, the chill late-afternoon wind throwing snowflakes against his sweat-streaked face and chilling him to the marrow.
  • And when you returned, wide-eyed with fright and chilled to the marrow, you were secretly amazed at your own survival.



More example sentences
  • "Thy bones are marrowless thy blood is cold!” The lords and their spouses depart the castle at speed; under the impression their new king is crazy.
  • Far indeed from being marrowless, this cookbook is an entertainingly spirited work full of recipes and suggestions tested by the author, as well as running comments and asides.
  • But, instead of standing there using vague generalities, it would be interesting if you would tell us what these old marrowless truths are, that we are nourished on.


More example sentences
  • A purebred straight to the marrowy core of his bones, Heinz uses his regal demeanor and prized heredity to set him on a pedestal overlooking the competition.
  • I was expecting much more of the latter, as the brown marrowy stuff had much more flavor than the white fatty stuff.
  • There is clear, sweet water in the middle of that marrowy substance which is very refreshing.

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Word of the day abjure
Pronunciation: əbˈdʒʊə
solemnly renounce (a belief, cause, or claim)

There are 2 definitions of marrow in English:


Line breaks: mar¦row
Pronunciation: /ˈmarə
(also marra, marrer)


Northern English & Scottish
1A friend, companion, or workmate (often used as a form of address): come here, marrer, we need to talk
More example sentences
  • My favorite Red Lion patrons were Avery and her marra, Avery, a couple with the only similarity, besides the same name of course, being that they both went to the same school without ever knowing each other.
  • There is a widespread superstition amongst Durham miners that they are always forewarned of disasters, often by their old "marras" who have been killed in the pit.
  • Our own battalion was predominantly Cumbrian, and the men from the west coast called each other 'marrow', pronounced marra.
2Something that forms a pair with something else; a counterpart or twin.
More example sentences
  • Mind you, he was a smart man, my father. None his marrow when it came to making an old mare look as young and lifey as a two-year-old, tarring its grey hairs.
  • He is the very marrow of John Strathbourne as he was when we fought side by side.


late Middle English: probably from Old Norse margr 'many', also 'friendly, communicative'.

Definition of marrow in: