Adjective

(en adjective)

Disadvantageous, adverse, unsuitable, inconducive; serving to hinder or oppose.

* 1863 , , Excursions , ch. 6:

The shade of a dense pine wood, is more unfavorable to the springing up of pines of the same species than of oaks within it.

Not favorable, disapproving.

* 1860 , , The Mill on the Floss , ch. 11:

[Y]et the thing she most dreaded was to offend the gypsies, by betraying her extremely unfavorable opinion of them.

(of wind or weather) Causing obstacles or delay; not conducive to travel or work; inclement.

* 1855 , , Israel Potter , ch. 17:

The wind was right under the land, the tide unfavorable.

Not auspicious; ill-boding.

* 1903 , , The Filigree Ball , ch. 6:

The fact that the bride went through the ceremony without her bridal bouquet is looked upon by many as an unfavorable omen.

Adjective

(en-adj)

(US, slang) Disgusting.

Coarse, rude, vulgar, obscene, or impure.

* 1874 : Dodsley et al., A Select Collection of Old English Plays

But man to know God is a difficulty, except by a mean he himself inure, which is to know God’s creatures that be: at first them that be of the grossest nature, and then [...] them that be more pure.

* , chapter=12

, title= The Mirror and the Lamp , passage=All this was extraordinarily distasteful to Churchill. It was ugly, gross . Never before had he felt such repulsion when the vicar displayed his characteristic bluntness or coarseness of speech. In the present connexion—or rather as a transition from the subject that started their conversation—such talk had been distressingly out of place.}}

Great, large, bulky, or fat.

* 2013 , (Hilary Mantel), ‘Royal Bodies’, London Review of Books , 35.IV:

He collected a number of injuries that stopped him jousting, and then in middle age became stout, eventually gross .

Great, serious, flagrant, or shameful.

The whole amount; entire; total before any deductions.

* {{quote-magazine, date=2013-08-03, volume=408, issue=8847, magazine=(The Economist)

, title= Boundary problems , passage=Economics is a messy discipline: too fluid to be a science, too rigorous to be an art. Perhaps it is fitting that economists’ most-used metric, gross domestic product (GDP), is a tangle too. GDP measures the total value of output in an economic territory. Its apparent simplicity explains why it is scrutinised down to tenths of a percentage point every month.}}

Not sensitive in perception or feeling; dull; witless.

* Milton

Tell her of things that no gross ear can hear.