Dictionary.com
Thesaurus.com

hot up

British  

verb

  1. to make or become more exciting, active, or intense

    the chase was hotting up

  2. (tr) another term for soup up

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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.

Things were always going to hot up then however with many of the sprinters not in contention for the points classification expected to pull out of the race after Wednesday’s stage.

From The Guardian • May 21, 2019

It is too hot up there for pinot, We grow pinot in Sonoma where I live.

From New York Times • Feb. 10, 2018

It was so hot up there because that’s where the projector was, emitting all this heat.

From MSNBC • Mar. 20, 2016

The forecast for Rome in the first week of July is punishingly hot, up to ninety-five degrees Fahrenheit.

From The New Yorker • Jul. 10, 2015

That kid is so sharp—got it right away, tossed Maman’s irons into the kitchen fire to hot up, pointed me to the ironing board, and ran for her sister.

From "Code Name Verity" by Elizabeth Wein