Definition of "Bother" :

noun: something or someone that causes trouble; a source of unhappiness

"A bit of a bother."

noun: an angry disturbance

"A spot of bother."

verb: cause annoyance in; disturb, especially by minor irritations

"Mosquitoes buzzing in my ear really bothers me."

verb: make confused or perplexed or puzzled

verb: make nervous or agitated

"The mere thought of her bothered him and made his heart beat faster."

verb: intrude or enter uninvited

"Don't bother the professor while she is grading term papers."

verb: take the trouble to do something; concern oneself

"Don't bother, please."

verb: to cause inconvenience or discomfort to