(n.) The act of thrusting or driving down or outward; outward thrust.

Naval Reservist Procrustean bed Royal Marine Seabee abecedarian additionally alphabetarian also apprentice articled clerk as well avail bang bed of Procrustes beginner besides bloomer blooper blow bluejacket bobble bonehead play boner bonnet boo-boo boob stunt booting out boots bounce break breech bump bust cadet calcitration can cap cashier cashiering catechumen charge chaussure cloak clodhoppers coat coif colt conge conscript debutant defenestration defrock degrade demote deplume deposal depose deprive detrusion disbar discharge disemploy disemployment dismiss dismissal displace displacing displume draft drafted man draftee drop a brick drop kick drop the ball drum out drumming out duff dumb trick eject ejection ejectment enlistee enrollee entrant expel expulsion extrusion fire firing fledgling fluff flush fool mistake footgear footwear foozle forced separation foul up foul-up freshman frock frogman furlough furloughing give the ax give the gate gob goof gown greenhorn gunboats hat help hood horse marine howler ignoramus in addition inductee initiate into the bargain iron heel jacket jettison jollies jolly kick kick upstairs kicking kicking downstairs knee lay off layoff let go let out levy lift louse up louse-up make redundant mantle marine midshipman midshipmite moreover muck up muck-up naval cadet navy man neophyte novice novitiate obtrusion ouster ousting pattens pension off pink slip place kick postulant pratfall probationer probationist profit propel pull a boner punt push quiver rack raw recruit read out of recruit rejection release removal remove replace retire retirement rookie rush rush of emotion sabots sack scarpines screamer screw screw up screw-up selectee sensation separate forcibly shirt shiver shoe shoes shove shudder sock stocking strip superannuate surge of emotion surplus surplusing suspend suspension swabbie tenderfoot the ax the boot the bounce the gate the sack thrill throwing out thumbscrew ticket tingle tingling titillation to boot too trainee tremor tremor of excitement turn off turn out tyro unfrock walking papers wallop wheel wooden shoes