English · Phrasal verb Attested

mug up

In real, traceable use. Part of the curated seed collection; community review is coming.

Sense 1

Both English Tiếng Việt

Meaning · English

To study intensely.

Nghĩa · Tiếng Việt

Học tập chăm chỉ

Machine-translated — suggest a fix

Where it’s used: Used American English

I mugged up on the meaning of road signs before taking my driving test.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Both English Tiếng Việt

Meaning · English

To paint one's face or put on a costume for the purpose of impersonation.

Nghĩa · Tiếng Việt

Trang điểm hoặc mặc trang phục để giả mạo

Machine-translated — suggest a fix

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

What does “mug up” mean?

To study intensely.

Is “mug up” formal or informal?

mug up is generally slang.

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