Words like photo bomb have made it into the Merriam-Webster Dictionary.

Merriam-Webster.com has added 1,000 new words to its online dictionary.
I was familiar with the most of the tech, web culture and political ones. Completely blank on the science ones. Didn’t know that wayback machine has a meaning other than the one found at archive.org. But buried deep in the list, I knew the meaning of ginger.
Completely blank on the science ones.

Didn’t know that “wayback machine” has a meaning other than the one found at archive.org.
But buried deep in the list, I knew the meaning of ginger (right).
Here is a sampling of the new words (links go to Merriam-Webster.com meanings).
Technology and web culture
net neutrality
abandonware
botnet
binge-watch
photobomb
ghost
NSFW
listicles
humblebrags
Sports
Medicine
supercentenarian
EpiPen
urgent care
Science
CRISPR
phytoremediation
microbiome
Prosopagnosia
Cooking and food
arancini
EVOO
macaron
santoku
chef’s knife
artisanal (expanded entry)
Politics
SCOTUS
FLOTUS
town hall
truther
Familiar words combined that form new words
face-palm
food insecure
geek out
ride shotgun
side-eye
throw shade
train wreck
walk back (an opinion)
weak sauce
More examples of new meanings for old word combinations
Yowza!
bokeh
elderflower
fast fashion
first world problem
ginger
microaggression
mumblecore
pareidolia
ping
safe space
wayback
wayback machine
woo-woo