One who brownnoses (flatters or humors somebody in an obsequious manner for personal gain); one who sucks up; a bootlicker, ass-kisser, sycophant.
One who is obsequious or cringing; a snob.
One easily deceived in buying stocks; an inexperienced and unwary jobber.
An underling; a liveried servant or a footman; servant, retainer – a person working in the service of another (especially in the household).