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To sound a horn or whistle in short blasts.

To make the sound of a horn or whistle blown in short blasts or a sound resembling it.

To snort cocaine.

To blow or sound (a horn or whistle).

To sound (a blast, for example) on a horn or whistle.

To snort (cocaine).

A blast, as of a horn.

A drinking binge.

Cocaine, especially a small amount snorted at one time.

A lazy, worthless person.