handlebar

1. (chiefly in the plural) The bar used to steer a bicycle, motorbike, or similar vehicle using the hands.Examples: "The bikelike steering handlebars are bent and welded from pipe or conduit."; "I'd like to ride my bicycle with you / On the handlebars"; "Briefly, in the invention, the shift mechanism is incorporated into the handlebar stem, a positive push-pull type cam mechanism is provided for actuating the rear derailleur, undershift and overshift is prevented to eliminate chain "jump off", and the device can be shifted with the bicycle standing still."in-plural

2. (chiefly in the plural, slang) Xanax.Examples: "Got a stick in the passenger in my car She ride on the dick with no handlebars Came a long way from poppin' them Xanax bars"; "I want a big double R, no, I don't pop handlebars"in-pluralslang