um

um and ah

To be hesitant or indecisive, especially when speaking out loud about a decision. "Um" and "ah" are common filler words used by habit or when one is deciding what to say. Try not to um and ah so much when you're considering a counter-proposal—it's not professional. It felt like that guy ummed and ahed for five minutes before he gave me his order. Which was a burger and fries, by the way.See also: ah, and, um

stickum

1. A trademarked adhesive powder, paste, or aerosol spray used in sports to improve athletes' grip on various pieces of equipment, such as balls, bats, dumbbells, etc., though its use has been banned in most professional sports. The term has become so ubiquitous in sports that it is often left uncapitalized. The wide receiver was accused of using stickum on his gloves in the championship game. I find I can lift much heavier weights when I spray a little stickum on the bars.2. slang Any adhesive, such as glue. He had so much stickum in his hair that not even a tornado would have mussed it up! I hate running my fingers through his hair because they come out covered in stickum.3. slang Any hair product, especially oil or pomade, used to slick one's hair down or hold it in place. He had so much stickum on his hair that not even a tornado would have mussed it up! I hate running my fingers through his hair because they come out covered in stickum.

ˌum and ˈaah (about something)

(also ˌhum/ˌhem and ˈhaw less frequent) (informal) speak but say nothing important because you need more time to think about a problem, matter, etc: He ummed and aahed for about half an hour and then finally said he would lend me the money. ♢ After a lot of umming and aahing, he finally said yes to the plan. Um, aah, etc. are sounds that people make when they hesitate or do not know what to say next.See also: aah, and, um

stickum

(ˈstɪkəm)1. n. glue. Put some stickum on this paper and paste it up where it can be seen. 2. n. any thick and sticky substance, especially hair dressing. (see also slickum.) He uses too much stickum on his hair.

UM

Acronym	Definition
UM➣University of Malta
UM➣User Modeling
UM➣University of Maine (Orono, ME)
UM➣Unified Messaging
UM➣University of Minnesota
UM➣University of Miami (Florida)
UM➣University of Maryland
UM➣University of Manitoba
UM➣United Methodist
UM➣University of Michigan (also seen as U-M)
UM➣Universidade do Minho (Portugal)
UM➣University of Missouri
UM➣University of Massachusetts
UM➣University of Montana
UM➣University of Manchester (UK)
UM➣University of Melbourne (Melbourne, Australia)
UM➣University of Mississippi
UM➣Universidad de Montevideo (Spanish: University of Montevideo; Montevideo, Uruguay)
UM➣University of Memphis (Tennessee)
UM➣Utilization Management
UM➣Universiti Malaya (Malaya University, Malaysia)
UM➣US Minor Outlying Islands (airline code)
UM➣Users Manual
UM➣Universidad de Morón (Spanish: University of Morón; Argentina)
UM➣Upper Marlboro (Maryland)
UM➣Unified Model
UM➣Urban Myth
UM➣User Module
UM➣Unaccompanied Minor
UM➣Uninsured Motorist coverage (protects a motorist against damage from an accident with an uninsured motorist)
UM➣Université de Montréal
UM➣Unit of Measurement
UM➣Université de Moncton (French; Nouveau-Brunswick, Québec)
UM➣Air Zimbabwe (airline code)
UM➣Upper Motor (neurons)
UM➣Unit Manager
UM➣Unable to Maintain
UM➣Unacknowledged Mode (telecommunications)
UM➣Ultimate Muscle (video game)
UM➣Umbria Mobilità (Italian public transport company)
UM➣University of Maastricht (Netherlands)
UM➣Unexplained-Mysteries (website)
UM➣Underground Mine
UM➣Universal Modem
UM➣Unscheduled Maintenance
UM➣University of Malaga
UM➣Unit Movement
UM➣University of Manila (Philippines)
UM➣Under-Mentioned
UM➣Uniform Methodology (finance)
UM➣Uncertainty Modelling
UM➣Uniform Manifest (HAZMAT)
UM➣Unit of Measure Code
UM➣Ulkoasiainministeriö/Utrikesministeriet (Ministry for Foreign Affairs of Finland)
UM➣Ultimortal (comic strip)
UM➣Unauthorized Monitoring
UM➣Underwater Mechanic
UM➣Wake/Midway Islands (ISO country code)
UM➣Unión para a Mudanza (Spanish: Union for Change, Guinea-Bissau)
UM➣UARS Missions (NASA)
UM➣Micrometer (Micron, 1x10^-6 SI meters; Greek Letter Mu (µ), not u)
UM➣Unmatched Map