Smashtastic 

Awesome. Ace. Good. Fabulous in any way, shape or form. You wish it to your friends like so:

Have yourself a smashtastic day darling.

Smashtastic by ericLOVE May 6, 2009

Smashtastic 

Someone who's Sexy and Fantastic that you would fuck

Dam, She's Smashtastic

Smashtastic by Cblayl1 August 23, 2011

Saphtastic 

adj. happy, strong, confident, a little unusual but in a good way, being different and being proud of it, SaphiraFashion colors yellow and pink, all things happy faces, all things bright and fun and creative, soothing you wouldn't find everywhere

My saphtastic friend is always going out of her way to make my day happier and brighter.

Saphtastic by ILiveOnTheInternet December 22, 2014

swishtastic

A word invented by actor Neil Patrick Harris during his appearance on The Late Late Show with Craig Ferguson in 2008.

adj.- (of a person or action) being particularly effeminate and flamboyant in a manner which might be likened to that of a swish or stereotypical gay man.

Neil Patrick Harris: You are just swishtastic tonight! You have been snapping and jumping around.
Craig Ferguson: I am swishtastic every night.

swishtastic by TheGarishGopher July 24, 2009

Shashtastic 

Adjective describing really great sex that resulting in multiple orgasms.

Last night was shashtastic!

I had a shashtastic night last night!

Shashtastic by mmywwords September 14, 2010

Spastastic 

the act of spasing-out (Spaz. Someone who is hyperactive, or overly energetic) multiple times in a short period. Having random acts of hyper-activity. spaz

man 1: man Steph just keeps running around the store.
man 2: i know she's so spastastic.

Spastastic by L-Train41 September 29, 2008

Smajtastic 

An alternate spelling for smashtastic. Awesome, sweet, cool, ballin, fricken sweet, in any and every way better than its competition.

Mike: Have you heard Brian's running for Class Vice President?
Evan: Yeah, he has a smajtastic campaign slogan!

Smajtastic by Schan the Camping Seagul May 22, 2009