~ 1
informal
■ noun extravagant or intensive publicity or promotion.
↘a deception or hoax.
■ verb promote or publicize intensively or extravagantly.
Origin
1920s (orig. US in the sense 'short-change, cheat'): of unknown origin.
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~ 2
informal
■ noun a hypodermic needle or injection.
↘a drug addict.
■ verb (usu. be ~d up ) stimulate or excite.
Origin
1920s: abbrev. of hypodermic .