noun

1. A surface cut or abrasion.

2. A line drawn on the ground, as one used in playing hopscotch.

3. A block for a wheel or other round object; a chock, wedge, prop, or other support, to prevent slipping.

   “a scotch for a wheel or a log on inclined ground”

verb

1. To cut or score; to wound superficially.

2. To prevent (something) from being successful.

   “The rain scotched his plans of going to the beach.”

3. To debunk or discredit an idea or rumor.

   “The prime minister scotched rumors of his resignation.”

Synonyms: block, chock, foil, put the kibosh on, thwart