Verb
(transitive) To put a plug or bung into something; to interrupt the flow of.
(transitive) To reinforce something weak.
Source: en.wiktionary.orgAnd even though soapy dishwater may plug up those holes and kill some fleas, Troyano says this method is not recommended for treating a flea infestation. Source: Internet
"During doggie style he had 'poor aim' and pushed the butt plug up inside me." Source: Internet
Here are some common insurance gaps you need to plug up now. Source: Internet
So, you have to wait until you get home, plug up your laptop, wait for what feels like a million years for it to power up and THEN (finally) do what you need to do. Source: Internet