ard UK /ɑːd/US /ɑɹd/adjective 2noun 1adverb 1exclamation 1forms 1 adjective2 •(slang) Okay; average; nothing special. •(slang) Contraction of all right. noun1 •A simple plough consisting of a spike dragged through the soil. adverb1 •(slang) Contraction of all right. exclamation1 •(slang) Contraction of all right. formsards
ARD noun3 •Initialism of acid reflux disease. •Initialism of acute respiratory disease. •Initialism of aftertreatment regeneration device (on Diesel engines manufactured by Caterpillar Inc.)