Wah lau means: An exclamation of annoyance or exasperation.. It is mainly Singaporean English and may not be understood outside that context. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour. If your teen uses it, context will usually make the intent clear. A short, curious question about where they heard it is usually all that is needed to know whether to follow up.
wah lau
(Singlish, Manglish) An exclamation of annoyance or exasperation.
Definitions
#1·Apr 27, 2026
(Singlish, Manglish) An exclamation of annoyance or exasperation.
"Wah lau! You tekan him, ah? But he bigger than you, man!"
Origin: From and . Ultimate origin uncertain: first element equivalent to + lau, possibly from . Alternatively, a shortening of , from which the alternative forms wah lau eh and walao eh are derived. Compare. Origin information sourced from Wiktionary contributors (CC BY-SA 4.0).
For parents
Wah lau means: An exclamation of annoyance or exasperation.. It is mainly Singaporean English and may not be understood outside that context. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour. If your teen uses it, context will usually make the intent clear. A short, curious question about where they heard it is usually all that is needed to know whether to follow up.
For ESL learners
wah lau means: An exclamation of annoyance or exasperation.. Register: informal, Singapore English. Often not understood outside its region; gloss the word on first use when writing for an international audience. A common learner mistake is using the word in a register it does not fit, or assuming a single global meaning; native speakers immediately notice when slang appears in formal contexts, so always check the surrounding register before producing it yourself.
Cluster: exclamation
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For specific readers
Why is this section here?
Slang is read by different audiences for very different reasons. The For parents view re-explains the term in plain, non-judgemental language so a caregiver can understand what their child means without needing the surrounding subculture. The For English learners view focuses on register (when it's safe to use), formal alternatives, and common mistakes — what a textbook won't teach you.
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- wah-lao83%
Mild expletive of frustration, exasperation or amazed disbelief, derived from a softened Hokkien profanity (originally "wah lao eh", a euphemism for a stronger phrase referencing one's father). Sits somewhere between "oh my god" and "for crying out loud" in English — strong enough to convey real feeling but not actually rude. Common variants include "walao", "wah-lau" and "wah lao eh". Examples: "Wah lao, again ah?" "Wah lao, so jam today." Used by all ages and registers in Singapore and Malaysia.
- wah80%
Exclamation of surprise, amazement, admiration or general impressed reaction, common across Singaporean, Malaysian and Hong Kong English. Used standalone or as a lead-in: "Wah, so expensive!" "Wah, the view damn nice." Lengthened ("waaah") for stronger emphasis. Often paired with "lah", "leh" or "lao" to colour the reaction — "wah lah eh", "wah lao", "wah seh". Has roots in Hokkien and Cantonese spoken exclamations and is one of the first Singlish markers visiting English speakers pick up.
- lah71%
The Singaporean and Malaysian English particle par excellence, derived from Hokkien and Malay. Tacked onto the end of a sentence to soften a statement, signal casual rapport, mark mild emphasis, or confirm what has just been said. Tone of voice changes its meaning: a falling "lah" is reassuring ("don't worry lah"), a flat "lah" is matter-of-fact ("cannot lah"), a rising "lah" can be impatient ("just do it lah"). Examples: "Eat already lah, don't wait for me." "Come lah, the show is starting." "I told you lah, it's in the kitchen." Considered the single most recognisable feature of Singlish.
- sia69%
(Singlish, Manglish) Tagged at the end of a sentence to express discontent, shock, surprise, exhaustion or exasperation.
- kan ni na bu chao chee bye69%
(Singlish, Manglish, vulgar) Extreme expression of anger or frustration.