An important or powerful person; a celebrity; a big name.
(as plural) The big leagues, big time.
(BDSM) The participant in ageplay who acts out the older role.
To praise, recommend, or promote.
Of great size, large. Example: Elephants are big animals, and they eat a lot.
(of an industry or other field, often capitalized) Thought to have undue influence. Example: Big Tech
Popular. Example: That style is very big right now in Europe, especially among teenagers.
Adult. Example: Kids should get help from big people if they want to use the kitchen.
Fat. Example: Gosh, she is big!
Important or significant. Example: What's so big about that? I do it all the time.
(with on) Enthusiastic (about). Example: I'm not big on the idea, but if you want to go ahead with it, I won't stop you.
Mature, conscientious, principled; generous. Example: I tried to be the bigger person and just let it go, but I couldn't help myself.
Well-endowed, possessing large breasts in the case of a woman or a large penis in the case of a man. Example: Whoa, Nadia has gotten pretty big since she hit puberty.
(sometimes figurative) Large with young; pregnant; swelling; ready to give birth or produce. Example: She was big with child.
Used as an intensifier, especially of negative-valence nouns Example: You are a big liar. Why are you in such a big hurry?
(of a city) populous
(of somebody's age) old, mature. Used to imply that somebody is too old for something, or acting immaturely.
In a loud manner.
In a boasting manner. Example: He's always talking big, but he never delivers.
In a large amount or to a large extent. Example: He won big betting on the croquet championship.
On a large scale, expansively. Example: You've got to think big to succeed at Amalgamated Plumbing.
Hard. Example: He hit him big and the guy just crumpled.
All clues having "BIG"
for an answer:
You can find a list of possible crossword clues for BIG below.