knock back

verb

1. informal,  to drink, esp quickly

2. informal,  to cost

3. slang,  to reject or refuse

   you cannot possibly knock back such an offer

4. slang,  to come as an unpleasant surprise to; disconcert

noun

1. slang,  a refusal or rejection

2. slang:prison,  failure to obtain parole

Idioms and Phrases

Also, knock it back. Gulp down an alcoholic beverage, as in He knocked back glass after glass of wine, or I hear you've been knocking it back a bit. [First half of 1900s]

Related Words

• carouse 
• gobble 
• imbibe 
• quaff 
• slosh 
• swig 
• swill