Learn how to say Marrows correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word marrow:
1 (also vegetable marrow) British a long white-fleshed gourd with green skin, which is eaten as a vegetable.
2the plant of the gourd family which produces marrows.
Cucurbita pepo, family Cucurbitaceae
3 (also bone marrow) [mass noun] a soft fatty substance in the cavities of bones, in which blood cells are produced:
a bone marrow transplant
4the essential part of something:
such men were the marrow of the organization
to the marrow
to one’s innermost being:
a sight which chilled me to the marrow