Suck up
verb
To behave very nicely to someone, often a person in authority, in order to gain personal benefit or advantage.
He's always trying to suck up to the boss to get a promotion.

Often appears as...
- suck up to someone
- suck up to the boss
Usage tips
Informal, Disapproving
Idiomatic
verb
To absorb or intake a liquid, dust, or small pieces through or as if through a vacuum cleaner.
The vacuum cleaner can suck up dirt and dust easily.

Often appears as...
- suck up dirt
- suck up dust
verb
To behave very nicely to someone, often a person in authority, in order to gain personal benefit or advantage.
He's always trying to suck up to the boss to get a promotion.

Often appears as...
- suck up to someone
- suck up to the boss
Usage tips
Informal, Disapproving
Idiomatic
verb
To absorb or intake a liquid, dust, or small pieces through or as if through a vacuum cleaner.
The vacuum cleaner can suck up dirt and dust easily.

Often appears as...
- suck up dirt
- suck up dust
Definition 1 of 2

Negative Connotation
Using 'suck up' can imply a person is being insincere or manipulative for personal gain.

Everyone knows she's sucking up to the teacher, even though she doesn't like him.
Informal Speech
'Suck up' is used in casual or informal conversations rather than formal settings.

I can't stand how he always sucks up to our coach.
Perceived Negatively
When someone is labeled a 'suck up', they're often viewed unfavorably by peers.

The other interns don't like him because he's a blatant suck up.
Negative Connotation
Using 'suck up' can imply a person is being insincere or manipulative for personal gain.

Everyone knows she's sucking up to the teacher, even though she doesn't like him.
Informal Speech
'Suck up' is used in casual or informal conversations rather than formal settings.

I can't stand how he always sucks up to our coach.
Perceived Negatively
When someone is labeled a 'suck up', they're often viewed unfavorably by peers.

The other interns don't like him because he's a blatant suck up.
Negative Connotation
Using 'suck up' can imply a person is being insincere or manipulative for personal gain.

Everyone knows she's sucking up to the teacher, even though she doesn't like him.
Informal Speech
'Suck up' is used in casual or informal conversations rather than formal settings.

I can't stand how he always sucks up to our coach.
Perceived Negatively
When someone is labeled a 'suck up', they're often viewed unfavorably by peers.

The other interns don't like him because he's a blatant suck up.
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