Lot of vs. Lots of: Simple Grammar Guide
Both “lot of” and “lots of” are informal quantifiers meaning “a large amount.” The correct spelling is the full phrase “lots of”; “lot of” is only valid when preceded by “a” (“a lot of”).
People swap them because “a lot” sounds like one word in speech. In fast chat on WhatsApp, users drop the “a,” making “lot of” look normal even though it breaks grammar rules.
Key Differences
“A lot of” pairs with both singular and plural nouns: “a lot of sugar,” “a lot of CEOs.” “Lots of” is plural-leaning and slightly more casual: “lots of emails.” Drop the article and “lot of” becomes incorrect.
Which One Should You Choose?
Stick to “a lot of” in formal writing; reserve “lots of” for friendly Slack messages or social posts. If space is tight, rewrite to avoid both: “many,” “much,” or “plenty of.”
Examples and Daily Life
Text your team: “We have lots of feedback.” Update the board deck: “We received a lot of feedback.” In a tweet, either works; in the annual report, use “a large number of.”
Can “lots of” ever be singular?
Yes, colloquially: “Lots of luck is needed” is accepted in speech, but “a lot of luck” is safer in writing.
Is “alot” ever correct?
No. “Alot” is a common misspelling; always write “a lot” as two separate words.