hot

1 hot /ˈhɑːt/ adjective
hotter; hottest
1 hot
/ˈhɑːt/
adjective
hotter; hottest
Britannica Dictionary definition of HOT
1 
a  : having a high temperature
— see also red-hot, white-hot
b  : having a feeling of high body heat
c  of food or drink : heated to a hot or warm temperature : served at a hot or warm temperature — see also piping hot
2 
informal
a  : currently liked or wanted by many people
: currently very active or strong
: currently causing a lot of interest or discussion
◊ Something or someone that is a hot commodity/item/property is currently very valuable or popular.
b  : very good — usually used in negative statements
c  : having a period of unusual success or good luck
3 
a  : marked by anger or strong feelings
◊ An issue or topic that is too hot to handle causes so much anger or controversy that people avoid discussing or dealing with it.
b  always used before a noun : easily excited or angered
c  : angry
— see also hot under the collar (below)
4 
of food : having a spicy or peppery flavor
5 
informal
a  : sexually excited by or interested in someone — + for
b  : sexually attractive
c  : exciting in a sexual or romantic way
e  : eager — usually followed by to + verb — sometimes + for
7 
informal : very strong or determined
8 
: newly made : fresh and warm
◊ Something, such as a story or book, that is hot off the press has just recently been completed, published, or printed.
9 
: following closely
◊ To be hot on the heels of or hot on the trail of someone is to be chasing someone very closely.
◊ To be/follow/come hot on the heels of something is to come or happen immediately or very soon after something.
◊ To be hot on the trail of something is to be very close to doing, finding, or getting something.
11 
13 
informal : dangerous and difficult : difficult to deal with because of danger

blow hot and cold

— see 1blow

hot and heavy

informal
: sexually intense, active, or exciting

hot on

informal
: strongly favoring or liking (something)

hot tip

informal
: a valuable piece of information about something (such as the stock market or a horse race) that can help someone get money or an advantage

hot to trot

informal
: very eager to have sex

hot under the collar

informal
: angry or upset

like a hot knife through butter

— see 1knife

strike while the iron is hot

— see 1strike

— hotly

adverb

— hotness

noun [noncount]
2 hot /ˈhɑːt/ verb
hots; hotted; hotting
2 hot
/ˈhɑːt/
verb
hots; hotted; hotting
Britannica Dictionary definition of HOT

hot up

[phrasal verb] British
: to become more intense or lively