verb
    
    sucks; sucked; sucking
    
    [+ obj] :to pull (liquid, air, etc.) into your mouth especially while your lips are forming a small hole
    
    
    
    to pull on (something in your mouth) with the muscles of your lips and mouth [+ obj]
    
    
    
    
    
    
    
    to let (something, such as candy or medicine) stay in your mouth as it melts [+ obj]
    
    
    
    
    
    always followed by an adverb or preposition [+ obj]
    
    to pull (something) with the force of moving water, air, etc.
    
    
    
    
    
    to remove (something) from an area or substance by pulling it with the force of moving water, air, etc.
    
    
    
    
    
    
    
    
    
    
    
    [+ obj] :to make (part of your body) flatter or tighter by pulling your muscles inward - + in
    
    
    
    
    
    [+ obj] :to cause (someone) to become involved or interested in something - + in or into
    
    
    
    
    
    not used in progressive tenses [no obj] informal + sometimes impolite
    
    to be very bad or unpleasant
    
    
    
    
    
    to do something very badly
    
    
    
    
    
    suck it and see
    
    Brit informal :to try something in order to find out if it is good, effective, etc.
    
    
    
    
    
    suck (someone or something) dry
    
    
    
    suck up
    
    [phrasal verb]
    
    informal + disapproving :to try to get the approval of someone in authority by saying and doing helpful and friendly things that are not sincere
    
    
    
    usually + to
    
    
    
    suck it up US informal :to do or deal with something unpleasant by making a special effort
    
    
    
    
    
    noun
    
    plural sucks
    
    [count] :an act of sucking