[im.per.ti.nent] adj [ME, fr. MF, fr. LL impertinent-, impertinens, fr. L in- + pertinent-, pertinens, prp. of pertinere to pertain] (14c) 1: not pertinent: irrelevant
2. a: not restrained within due or proper bounds esp. of propriety or good taste "~ curiosity" b: given to or characterized by insolent rudeness "an ~ answer" -- im.per.ti.nent.ly adv syn impertinent, officious, meddlesome, intrusive, obtrusive mean given to thrusting oneself into the affairs of others. impertinent implies exceeding the bounds of propriety in showing interest or curiosity or in offering advice "resented their impertinent interference". officious implies the offering of services or attentions that are unwelcome or annoying "officious friends made the job harder". meddlesome stresses an annoying and usu. prying interference in others' affairs "a meddlesome landlord". intrusive implies a tactless or otherwise objectionable thrusting into others' affairs "tried to be helpful without being intrusive". obtrusive stresses improper or offensive conspicuousness of interfering actions "expressed an obtrusive concern for his safety".